Home / 867,134.10-1,300,701.15-236,046.90

Finding the Fourth Proportional to 867,134.10, 1,300,701.15 and 236,046.90

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Solution

The fourth proportional to 867,134.10, 1,300,701.15 and 236,046.90 is: 354,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,134.10 : 1,300,701.15 = 236,046.90 : x
  2. Step 2: Convert to fraction form
    867,134.10/1,300,701.15 = 236,046.90/x
  3. Step 3: Cross multiply
    867,134.10x = 1,300,701.15 × 236,046.90
  4. Step 4: Simplify right side
    867,134.10x = 307,026,474,283.94
  5. Step 5: Solve for x
    x = 307,026,474,283.94/867,134.10
  6. Step 6: Final answer
    x = 354,070.35

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Half scale
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Double scale
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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.