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Finding the Fourth Proportional to 570,773.17, 856,168.17 and 271,284.31

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Solution

The fourth proportional to 570,773.17, 856,168.17 and 271,284.31 is: 406,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,773.17 : 856,168.17 = 271,284.31 : x
  2. Step 2: Convert to fraction form
    570,773.17/856,168.17 = 271,284.31/x
  3. Step 3: Cross multiply
    570,773.17x = 856,168.17 × 271,284.31
  4. Step 4: Simplify right side
    570,773.17x = 232,264,991,242.41
  5. Step 5: Solve for x
    x = 232,264,991,242.41/570,773.17
  6. Step 6: Final answer
    x = 406,930.46

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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.