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Finding the Fourth Proportional to 536,022.80, 804,034.20 and 284,080.40

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Solution

The fourth proportional to 536,022.80, 804,034.20 and 284,080.40 is: 426,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,022.80 : 804,034.20 = 284,080.40 : x
  2. Step 2: Convert to fraction form
    536,022.80/804,034.20 = 284,080.40/x
  3. Step 3: Cross multiply
    536,022.80x = 804,034.20 × 284,080.40
  4. Step 4: Simplify right side
    536,022.80x = 228,410,357,149.68
  5. Step 5: Solve for x
    x = 228,410,357,149.68/536,022.80
  6. Step 6: Final answer
    x = 426,120.60

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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.