Home / 955,438.52-1,318,354.60-547,461.86

Finding the Fourth Proportional to 955,438.52, 1,318,354.60 and 547,461.86

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Solution

The fourth proportional to 955,438.52, 1,318,354.60 and 547,461.86 is: 755,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,438.52 : 1,318,354.60 = 547,461.86 : x
  2. Step 2: Convert to fraction form
    955,438.52/1,318,354.60 = 547,461.86/x
  3. Step 3: Cross multiply
    955,438.52x = 1,318,354.60 × 547,461.86
  4. Step 4: Simplify right side
    955,438.52x = 721,748,861,455.56
  5. Step 5: Solve for x
    x = 721,748,861,455.56/955,438.52
  6. Step 6: Final answer
    x = 755,411.10

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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.