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Finding the Fourth Proportional to 609,005.64, 840,429.42 and 337,092.24

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Solution

The fourth proportional to 609,005.64, 840,429.42 and 337,092.24 is: 465,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,005.64 : 840,429.42 = 337,092.24 : x
  2. Step 2: Convert to fraction form
    609,005.64/840,429.42 = 337,092.24/x
  3. Step 3: Cross multiply
    609,005.64x = 840,429.42 × 337,092.24
  4. Step 4: Simplify right side
    609,005.64x = 283,302,235,749.70
  5. Step 5: Solve for x
    x = 283,302,235,749.70/609,005.64
  6. Step 6: Final answer
    x = 465,188.20

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1.5x scale

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.