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Finding the Fourth Proportional to 265,738.08, 398,607.12 and 182,379.36

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Solution

The fourth proportional to 265,738.08, 398,607.12 and 182,379.36 is: 273,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,738.08 : 398,607.12 = 182,379.36 : x
  2. Step 2: Convert to fraction form
    265,738.08/398,607.12 = 182,379.36/x
  3. Step 3: Cross multiply
    265,738.08x = 398,607.12 × 182,379.36
  4. Step 4: Simplify right side
    265,738.08x = 72,697,711,437.04
  5. Step 5: Solve for x
    x = 72,697,711,437.04/265,738.08
  6. Step 6: Final answer
    x = 273,569.04

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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.