Home / 334,414.20-501,621.30-147,790.20

Finding the Fourth Proportional to 334,414.20, 501,621.30 and 147,790.20

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Solution

The fourth proportional to 334,414.20, 501,621.30 and 147,790.20 is: 221,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,414.20 : 501,621.30 = 147,790.20 : x
  2. Step 2: Convert to fraction form
    334,414.20/501,621.30 = 147,790.20/x
  3. Step 3: Cross multiply
    334,414.20x = 501,621.30 × 147,790.20
  4. Step 4: Simplify right side
    334,414.20x = 74,134,712,251.26
  5. Step 5: Solve for x
    x = 74,134,712,251.26/334,414.20
  6. Step 6: Final answer
    x = 221,685.30

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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.