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Finding the Fourth Proportional to 609,924.30, 841,722.30 and 337,991.58

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Solution

The fourth proportional to 609,924.30, 841,722.30 and 337,991.58 is: 466,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,924.30 : 841,722.30 = 337,991.58 : x
  2. Step 2: Convert to fraction form
    609,924.30/841,722.30 = 337,991.58/x
  3. Step 3: Cross multiply
    609,924.30x = 841,722.30 × 337,991.58
  4. Step 4: Simplify right side
    609,924.30x = 284,495,050,098.23
  5. Step 5: Solve for x
    x = 284,495,050,098.23/609,924.30
  6. Step 6: Final answer
    x = 466,443.21

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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.