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Finding the Fourth Proportional to 546,410.80, 819,616.20 and 367,951.60

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Solution

The fourth proportional to 546,410.80, 819,616.20 and 367,951.60 is: 551,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,410.80 : 819,616.20 = 367,951.60 : x
  2. Step 2: Convert to fraction form
    546,410.80/819,616.20 = 367,951.60/x
  3. Step 3: Cross multiply
    546,410.80x = 819,616.20 × 367,951.60
  4. Step 4: Simplify right side
    546,410.80x = 301,579,092,175.92
  5. Step 5: Solve for x
    x = 301,579,092,175.92/546,410.80
  6. Step 6: Final answer
    x = 551,927.40

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Similar ratio
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1.5x scale

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.