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Finding the Fourth Proportional to 704,558, 1,056,615 and 231,133.04

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Solution

The fourth proportional to 704,558, 1,056,615 and 231,133.04 is: 346,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,558 : 1,056,615 = 231,133.04 : x
  2. Step 2: Convert to fraction form
    704,558/1,056,615 = 231,133.04/x
  3. Step 3: Cross multiply
    704,558x = 1,056,615 × 231,133.04
  4. Step 4: Simplify right side
    704,558x = 244,218,637,059.60
  5. Step 5: Solve for x
    x = 244,218,637,059.60/704,558
  6. Step 6: Final answer
    x = 346,626.73

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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.