Home / 929,115.60-1,394,548.20-574,821.60

Finding the Fourth Proportional to 929,115.60, 1,394,548.20 and 574,821.60

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Solution

The fourth proportional to 929,115.60, 1,394,548.20 and 574,821.60 is: 862,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,115.60 : 1,394,548.20 = 574,821.60 : x
  2. Step 2: Convert to fraction form
    929,115.60/1,394,548.20 = 574,821.60/x
  3. Step 3: Cross multiply
    929,115.60x = 1,394,548.20 × 574,821.60
  4. Step 4: Simplify right side
    929,115.60x = 801,616,427,601.12
  5. Step 5: Solve for x
    x = 801,616,427,601.12/929,115.60
  6. Step 6: Final answer
    x = 862,773.62

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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.