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Finding the Fourth Proportional to 466,662.60, 698,244.30 and 424,672.20

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Solution

The fourth proportional to 466,662.60, 698,244.30 and 424,672.20 is: 635,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,662.60 : 698,244.30 = 424,672.20 : x
  2. Step 2: Convert to fraction form
    466,662.60/698,244.30 = 424,672.20/x
  3. Step 3: Cross multiply
    466,662.60x = 698,244.30 × 424,672.20
  4. Step 4: Simplify right side
    466,662.60x = 296,524,943,018.46
  5. Step 5: Solve for x
    x = 296,524,943,018.46/466,662.60
  6. Step 6: Final answer
    x = 635,416.13

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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.