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Finding the Fourth Proportional to 341,737.20, 512,508.96 and 141,810.30

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Solution

The fourth proportional to 341,737.20, 512,508.96 and 141,810.30 is: 212,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,737.20 : 512,508.96 = 141,810.30 : x
  2. Step 2: Convert to fraction form
    341,737.20/512,508.96 = 141,810.30/x
  3. Step 3: Cross multiply
    341,737.20x = 512,508.96 × 141,810.30
  4. Step 4: Simplify right side
    341,737.20x = 72,679,049,370.29
  5. Step 5: Solve for x
    x = 72,679,049,370.29/341,737.20
  6. Step 6: Final answer
    x = 212,675.26

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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.