Home / 417,713.72-576,445.52-226,727.15

Finding the Fourth Proportional to 417,713.72, 576,445.52 and 226,727.15

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Solution

The fourth proportional to 417,713.72, 576,445.52 and 226,727.15 is: 312,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,713.72 : 576,445.52 = 226,727.15 : x
  2. Step 2: Convert to fraction form
    417,713.72/576,445.52 = 226,727.15/x
  3. Step 3: Cross multiply
    417,713.72x = 576,445.52 × 226,727.15
  4. Step 4: Simplify right side
    417,713.72x = 130,695,849,879.87
  5. Step 5: Solve for x
    x = 130,695,849,879.87/417,713.72
  6. Step 6: Final answer
    x = 312,883.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.