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Finding the Fourth Proportional to 466,256.40, 699,672.60 and 185,744.40

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Solution

The fourth proportional to 466,256.40, 699,672.60 and 185,744.40 is: 278,731.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,256.40 : 699,672.60 = 185,744.40 : x
  2. Step 2: Convert to fraction form
    466,256.40/699,672.60 = 185,744.40/x
  3. Step 3: Cross multiply
    466,256.40x = 699,672.60 × 185,744.40
  4. Step 4: Simplify right side
    466,256.40x = 129,960,267,283.44
  5. Step 5: Solve for x
    x = 129,960,267,283.44/466,256.40
  6. Step 6: Final answer
    x = 278,731.33

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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.