Home / 367,977.60-551,966.40-256,003.20

Finding the Fourth Proportional to 367,977.60, 551,966.40 and 256,003.20

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Solution

The fourth proportional to 367,977.60, 551,966.40 and 256,003.20 is: 384,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,977.60 : 551,966.40 = 256,003.20 : x
  2. Step 2: Convert to fraction form
    367,977.60/551,966.40 = 256,003.20/x
  3. Step 3: Cross multiply
    367,977.60x = 551,966.40 × 256,003.20
  4. Step 4: Simplify right side
    367,977.60x = 141,305,164,692.48
  5. Step 5: Solve for x
    x = 141,305,164,692.48/367,977.60
  6. Step 6: Final answer
    x = 384,004.80

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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.