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Finding the Fourth Proportional to 341,587.13, 512,380.69 and 92,269.13

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Solution

The fourth proportional to 341,587.13, 512,380.69 and 92,269.13 is: 138,403.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,587.13 : 512,380.69 = 92,269.13 : x
  2. Step 2: Convert to fraction form
    341,587.13/512,380.69 = 92,269.13/x
  3. Step 3: Cross multiply
    341,587.13x = 512,380.69 × 92,269.13
  4. Step 4: Simplify right side
    341,587.13x = 47,276,917,702.52
  5. Step 5: Solve for x
    x = 47,276,917,702.52/341,587.13
  6. Step 6: Final answer
    x = 138,403.69

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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.