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Finding the Fourth Proportional to 609,737.19, 841,285.34 and 351,693.03

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Solution

The fourth proportional to 609,737.19, 841,285.34 and 351,693.03 is: 485,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,737.19 : 841,285.34 = 351,693.03 : x
  2. Step 2: Convert to fraction form
    609,737.19/841,285.34 = 351,693.03/x
  3. Step 3: Cross multiply
    609,737.19x = 841,285.34 × 351,693.03
  4. Step 4: Simplify right side
    609,737.19x = 295,874,188,560.72
  5. Step 5: Solve for x
    x = 295,874,188,560.72/609,737.19
  6. Step 6: Final answer
    x = 485,248.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.