Home / 747,300.06-1,031,414.70-468,026.64

Finding the Fourth Proportional to 747,300.06, 1,031,414.70 and 468,026.64

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Solution

The fourth proportional to 747,300.06, 1,031,414.70 and 468,026.64 is: 645,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,300.06 : 1,031,414.70 = 468,026.64 : x
  2. Step 2: Convert to fraction form
    747,300.06/1,031,414.70 = 468,026.64/x
  3. Step 3: Cross multiply
    747,300.06x = 1,031,414.70 × 468,026.64
  4. Step 4: Simplify right side
    747,300.06x = 482,729,556,487.61
  5. Step 5: Solve for x
    x = 482,729,556,487.61/747,300.06
  6. Step 6: Final answer
    x = 645,964.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.