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Finding the Fourth Proportional to 466,284.40, 699,714.60 and 185,772.40

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Solution

The fourth proportional to 466,284.40, 699,714.60 and 185,772.40 is: 278,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,284.40 : 699,714.60 = 185,772.40 : x
  2. Step 2: Convert to fraction form
    466,284.40/699,714.60 = 185,772.40/x
  3. Step 3: Cross multiply
    466,284.40x = 699,714.60 × 185,772.40
  4. Step 4: Simplify right side
    466,284.40x = 129,987,660,557.04
  5. Step 5: Solve for x
    x = 129,987,660,557.04/466,284.40
  6. Step 6: Final answer
    x = 278,773.34

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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.