Home / 827,449.40-1,241,174.10-738,219.80

Finding the Fourth Proportional to 827,449.40, 1,241,174.10 and 738,219.80

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Solution

The fourth proportional to 827,449.40, 1,241,174.10 and 738,219.80 is: 1,107,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,449.40 : 1,241,174.10 = 738,219.80 : x
  2. Step 2: Convert to fraction form
    827,449.40/1,241,174.10 = 738,219.80/x
  3. Step 3: Cross multiply
    827,449.40x = 1,241,174.10 × 738,219.80
  4. Step 4: Simplify right side
    827,449.40x = 916,259,295,867.18
  5. Step 5: Solve for x
    x = 916,259,295,867.18/827,449.40
  6. Step 6: Final answer
    x = 1,107,329.70

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Double scale
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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.