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Finding the Fourth Proportional to 622,983.31, 934,504.64 and 302,753.66

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Solution

The fourth proportional to 622,983.31, 934,504.64 and 302,753.66 is: 454,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,983.31 : 934,504.64 = 302,753.66 : x
  2. Step 2: Convert to fraction form
    622,983.31/934,504.64 = 302,753.66/x
  3. Step 3: Cross multiply
    622,983.31x = 934,504.64 × 302,753.66
  4. Step 4: Simplify right side
    622,983.31x = 282,924,694,996.02
  5. Step 5: Solve for x
    x = 282,924,694,996.02/622,983.31
  6. Step 6: Final answer
    x = 454,144.90

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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.