Home / 412,809.41-569,708.20-229,082.75

Finding the Fourth Proportional to 412,809.41, 569,708.20 and 229,082.75

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Solution

The fourth proportional to 412,809.41, 569,708.20 and 229,082.75 is: 316,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,809.41 : 569,708.20 = 229,082.75 : x
  2. Step 2: Convert to fraction form
    412,809.41/569,708.20 = 229,082.75/x
  3. Step 3: Cross multiply
    412,809.41x = 569,708.20 × 229,082.75
  4. Step 4: Simplify right side
    412,809.41x = 130,510,320,727.77
  5. Step 5: Solve for x
    x = 130,510,320,727.77/412,809.41
  6. Step 6: Final answer
    x = 316,151.51

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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.