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Finding the Fourth Proportional to 502,534.25, 753,893.71 and 165,594.77

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Solution

The fourth proportional to 502,534.25, 753,893.71 and 165,594.77 is: 248,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,534.25 : 753,893.71 = 165,594.77 : x
  2. Step 2: Convert to fraction form
    502,534.25/753,893.71 = 165,594.77/x
  3. Step 3: Cross multiply
    502,534.25x = 753,893.71 × 165,594.77
  4. Step 4: Simplify right side
    502,534.25x = 124,840,855,511.90
  5. Step 5: Solve for x
    x = 124,840,855,511.90/502,534.25
  6. Step 6: Final answer
    x = 248,422.58

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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.