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Finding the Fourth Proportional to 483,124.97, 666,773.97 and 292,139.73

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Solution

The fourth proportional to 483,124.97, 666,773.97 and 292,139.73 is: 403,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,124.97 : 666,773.97 = 292,139.73 : x
  2. Step 2: Convert to fraction form
    483,124.97/666,773.97 = 292,139.73/x
  3. Step 3: Cross multiply
    483,124.97x = 666,773.97 × 292,139.73
  4. Step 4: Simplify right side
    483,124.97x = 194,791,167,566.83
  5. Step 5: Solve for x
    x = 194,791,167,566.83/483,124.97
  6. Step 6: Final answer
    x = 403,190.02

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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.