Home / 741,254.27-1,112,158.17-292,288.13

Finding the Fourth Proportional to 741,254.27, 1,112,158.17 and 292,288.13

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Solution

The fourth proportional to 741,254.27, 1,112,158.17 and 292,288.13 is: 438,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,254.27 : 1,112,158.17 = 292,288.13 : x
  2. Step 2: Convert to fraction form
    741,254.27/1,112,158.17 = 292,288.13/x
  3. Step 3: Cross multiply
    741,254.27x = 1,112,158.17 × 292,288.13
  4. Step 4: Simplify right side
    741,254.27x = 325,070,626,212.73
  5. Step 5: Solve for x
    x = 325,070,626,212.73/741,254.27
  6. Step 6: Final answer
    x = 438,541.32

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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.