Home / 347,910.73-521,967.24-145,602.29

Finding the Fourth Proportional to 347,910.73, 521,967.24 and 145,602.29

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Solution

The fourth proportional to 347,910.73, 521,967.24 and 145,602.29 is: 218,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,910.73 : 521,967.24 = 145,602.29 : x
  2. Step 2: Convert to fraction form
    347,910.73/521,967.24 = 145,602.29/x
  3. Step 3: Cross multiply
    347,910.73x = 521,967.24 × 145,602.29
  4. Step 4: Simplify right side
    347,910.73x = 75,999,626,753.90
  5. Step 5: Solve for x
    x = 75,999,626,753.90/347,910.73
  6. Step 6: Final answer
    x = 218,445.77

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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.