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Finding the Fourth Proportional to 501,444.27, 751,772.61 and 343,192.95

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Solution

The fourth proportional to 501,444.27, 751,772.61 and 343,192.95 is: 514,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,444.27 : 751,772.61 = 343,192.95 : x
  2. Step 2: Convert to fraction form
    501,444.27/751,772.61 = 343,192.95/x
  3. Step 3: Cross multiply
    501,444.27x = 751,772.61 × 343,192.95
  4. Step 4: Simplify right side
    501,444.27x = 258,003,059,755.10
  5. Step 5: Solve for x
    x = 258,003,059,755.10/501,444.27
  6. Step 6: Final answer
    x = 514,519.91

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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.