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Finding the Fourth Proportional to 466,520.60, 698,906.10 and 435,027.80

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Solution

The fourth proportional to 466,520.60, 698,906.10 and 435,027.80 is: 651,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,520.60 : 698,906.10 = 435,027.80 : x
  2. Step 2: Convert to fraction form
    466,520.60/698,906.10 = 435,027.80/x
  3. Step 3: Cross multiply
    466,520.60x = 698,906.10 × 435,027.80
  4. Step 4: Simplify right side
    466,520.60x = 304,043,583,089.58
  5. Step 5: Solve for x
    x = 304,043,583,089.58/466,520.60
  6. Step 6: Final answer
    x = 651,725.95

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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.