Home / 417,449.13-576,079.52-226,462.56

Finding the Fourth Proportional to 417,449.13, 576,079.52 and 226,462.56

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Solution

The fourth proportional to 417,449.13, 576,079.52 and 226,462.56 is: 312,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,449.13 : 576,079.52 = 226,462.56 : x
  2. Step 2: Convert to fraction form
    417,449.13/576,079.52 = 226,462.56/x
  3. Step 3: Cross multiply
    417,449.13x = 576,079.52 × 226,462.56
  4. Step 4: Simplify right side
    417,449.13x = 130,460,441,730.46
  5. Step 5: Solve for x
    x = 130,460,441,730.46/417,449.13
  6. Step 6: Final answer
    x = 312,518.18

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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.