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Finding the Fourth Proportional to 570,126.93, 854,290.14 and 462,989.52

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Solution

The fourth proportional to 570,126.93, 854,290.14 and 462,989.52 is: 693,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,126.93 : 854,290.14 = 462,989.52 : x
  2. Step 2: Convert to fraction form
    570,126.93/854,290.14 = 462,989.52/x
  3. Step 3: Cross multiply
    570,126.93x = 854,290.14 × 462,989.52
  4. Step 4: Simplify right side
    570,126.93x = 395,527,381,859.33
  5. Step 5: Solve for x
    x = 395,527,381,859.33/570,126.93
  6. Step 6: Final answer
    x = 693,753.20

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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.