Home / 738,230.10-1,107,345.15-724,233.30

Finding the Fourth Proportional to 738,230.10, 1,107,345.15 and 724,233.30

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Solution

The fourth proportional to 738,230.10, 1,107,345.15 and 724,233.30 is: 1,086,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,230.10 : 1,107,345.15 = 724,233.30 : x
  2. Step 2: Convert to fraction form
    738,230.10/1,107,345.15 = 724,233.30/x
  3. Step 3: Cross multiply
    738,230.10x = 1,107,345.15 × 724,233.30
  4. Step 4: Simplify right side
    738,230.10x = 801,976,232,223.50
  5. Step 5: Solve for x
    x = 801,976,232,223.50/738,230.10
  6. Step 6: Final answer
    x = 1,086,349.95

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Half scale
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Double scale
Find fourth proportional to 738,231.10, 1,107,346.65 and 724,234.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.