Home / 739,551.74-1,109,330.86-234,115.20

Finding the Fourth Proportional to 739,551.74, 1,109,330.86 and 234,115.20

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Solution

The fourth proportional to 739,551.74, 1,109,330.86 and 234,115.20 is: 351,173.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,551.74 : 1,109,330.86 = 234,115.20 : x
  2. Step 2: Convert to fraction form
    739,551.74/1,109,330.86 = 234,115.20/x
  3. Step 3: Cross multiply
    739,551.74x = 1,109,330.86 × 234,115.20
  4. Step 4: Simplify right side
    739,551.74x = 259,711,216,155.07
  5. Step 5: Solve for x
    x = 259,711,216,155.07/739,551.74
  6. Step 6: Final answer
    x = 351,173.83

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Half scale
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Double scale
Find fourth proportional to 739,552.74, 1,109,332.36 and 234,116.20
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.