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Finding the Fourth Proportional to 605,251.52, 906,674.42 and 555,650.36

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Solution

The fourth proportional to 605,251.52, 906,674.42 and 555,650.36 is: 832,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,251.52 : 906,674.42 = 555,650.36 : x
  2. Step 2: Convert to fraction form
    605,251.52/906,674.42 = 555,650.36/x
  3. Step 3: Cross multiply
    605,251.52x = 906,674.42 × 555,650.36
  4. Step 4: Simplify right side
    605,251.52x = 503,793,967,875.79
  5. Step 5: Solve for x
    x = 503,793,967,875.79/605,251.52
  6. Step 6: Final answer
    x = 832,371.26

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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.