Home / 873,541.28-1,310,311.48-242,454.92

Finding the Fourth Proportional to 873,541.28, 1,310,311.48 and 242,454.92

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Solution

The fourth proportional to 873,541.28, 1,310,311.48 and 242,454.92 is: 363,682.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,541.28 : 1,310,311.48 = 242,454.92 : x
  2. Step 2: Convert to fraction form
    873,541.28/1,310,311.48 = 242,454.92/x
  3. Step 3: Cross multiply
    873,541.28x = 1,310,311.48 × 242,454.92
  4. Step 4: Simplify right side
    873,541.28x = 317,691,465,058.48
  5. Step 5: Solve for x
    x = 317,691,465,058.48/873,541.28
  6. Step 6: Final answer
    x = 363,682.26

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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.