Home / 738,001.70-1,107,002.55-606,781.70

Finding the Fourth Proportional to 738,001.70, 1,107,002.55 and 606,781.70

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Solution

The fourth proportional to 738,001.70, 1,107,002.55 and 606,781.70 is: 910,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,001.70 : 1,107,002.55 = 606,781.70 : x
  2. Step 2: Convert to fraction form
    738,001.70/1,107,002.55 = 606,781.70/x
  3. Step 3: Cross multiply
    738,001.70x = 1,107,002.55 × 606,781.70
  4. Step 4: Simplify right side
    738,001.70x = 671,708,889,193.34
  5. Step 5: Solve for x
    x = 671,708,889,193.34/738,001.70
  6. Step 6: Final answer
    x = 910,172.55

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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.