Home / 738,227.40-1,107,341.10-471,194.70

Finding the Fourth Proportional to 738,227.40, 1,107,341.10 and 471,194.70

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Solution

The fourth proportional to 738,227.40, 1,107,341.10 and 471,194.70 is: 706,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,227.40 : 1,107,341.10 = 471,194.70 : x
  2. Step 2: Convert to fraction form
    738,227.40/1,107,341.10 = 471,194.70/x
  3. Step 3: Cross multiply
    738,227.40x = 1,107,341.10 × 471,194.70
  4. Step 4: Simplify right side
    738,227.40x = 521,773,257,412.17
  5. Step 5: Solve for x
    x = 521,773,257,412.17/738,227.40
  6. Step 6: Final answer
    x = 706,792.05

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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.