Home / 417,613.11-576,306.46-226,626.50

Finding the Fourth Proportional to 417,613.11, 576,306.46 and 226,626.50

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Solution

The fourth proportional to 417,613.11, 576,306.46 and 226,626.50 is: 312,744.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,613.11 : 576,306.46 = 226,626.50 : x
  2. Step 2: Convert to fraction form
    417,613.11/576,306.46 = 226,626.50/x
  3. Step 3: Cross multiply
    417,613.11x = 576,306.46 × 226,626.50
  4. Step 4: Simplify right side
    417,613.11x = 130,606,315,957.19
  5. Step 5: Solve for x
    x = 130,606,315,957.19/417,613.11
  6. Step 6: Final answer
    x = 312,744.77

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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.