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Finding the Fourth Proportional to 522,546.66, 782,490.48 and 344,513.52

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Solution

The fourth proportional to 522,546.66, 782,490.48 and 344,513.52 is: 515,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,546.66 : 782,490.48 = 344,513.52 : x
  2. Step 2: Convert to fraction form
    522,546.66/782,490.48 = 344,513.52/x
  3. Step 3: Cross multiply
    522,546.66x = 782,490.48 × 344,513.52
  4. Step 4: Simplify right side
    522,546.66x = 269,578,549,631.29
  5. Step 5: Solve for x
    x = 269,578,549,631.29/522,546.66
  6. Step 6: Final answer
    x = 515,893.74

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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.