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Finding the Fourth Proportional to 888,654.72, 1,331,773.86 and 375,893.40

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Solution

The fourth proportional to 888,654.72, 1,331,773.86 and 375,893.40 is: 563,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,654.72 : 1,331,773.86 = 375,893.40 : x
  2. Step 2: Convert to fraction form
    888,654.72/1,331,773.86 = 375,893.40/x
  3. Step 3: Cross multiply
    888,654.72x = 1,331,773.86 × 375,893.40
  4. Step 4: Simplify right side
    888,654.72x = 500,605,004,266.52
  5. Step 5: Solve for x
    x = 500,605,004,266.52/888,654.72
  6. Step 6: Final answer
    x = 563,329.03

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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.