Home / 741,565.72-1,112,434.98-268,473.88

Finding the Fourth Proportional to 741,565.72, 1,112,434.98 and 268,473.88

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Solution

The fourth proportional to 741,565.72, 1,112,434.98 and 268,473.88 is: 402,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,565.72 : 1,112,434.98 = 268,473.88 : x
  2. Step 2: Convert to fraction form
    741,565.72/1,112,434.98 = 268,473.88/x
  3. Step 3: Cross multiply
    741,565.72x = 1,112,434.98 × 268,473.88
  4. Step 4: Simplify right side
    741,565.72x = 298,659,735,328.32
  5. Step 5: Solve for x
    x = 298,659,735,328.32/741,565.72
  6. Step 6: Final answer
    x = 402,742.10

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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.