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Finding the Fourth Proportional to 567,650.52, 850,387.14 and 318,507.48

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Solution

The fourth proportional to 567,650.52, 850,387.14 and 318,507.48 is: 477,150.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,650.52 : 850,387.14 = 318,507.48 : x
  2. Step 2: Convert to fraction form
    567,650.52/850,387.14 = 318,507.48/x
  3. Step 3: Cross multiply
    567,650.52x = 850,387.14 × 318,507.48
  4. Step 4: Simplify right side
    567,650.52x = 270,854,664,985.81
  5. Step 5: Solve for x
    x = 270,854,664,985.81/567,650.52
  6. Step 6: Final answer
    x = 477,150.39

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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.