Home / 738,229.40-1,107,344.10-471,196.70

Finding the Fourth Proportional to 738,229.40, 1,107,344.10 and 471,196.70

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Solution

The fourth proportional to 738,229.40, 1,107,344.10 and 471,196.70 is: 706,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,229.40 : 1,107,344.10 = 471,196.70 : x
  2. Step 2: Convert to fraction form
    738,229.40/1,107,344.10 = 471,196.70/x
  3. Step 3: Cross multiply
    738,229.40x = 1,107,344.10 × 471,196.70
  4. Step 4: Simplify right side
    738,229.40x = 521,776,885,684.47
  5. Step 5: Solve for x
    x = 521,776,885,684.47/738,229.40
  6. Step 6: Final answer
    x = 706,795.05

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Double scale
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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.