Home / 429,760.49-593,065.19-238,769.78

Finding the Fourth Proportional to 429,760.49, 593,065.19 and 238,769.78

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Solution

The fourth proportional to 429,760.49, 593,065.19 and 238,769.78 is: 329,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,760.49 : 593,065.19 = 238,769.78 : x
  2. Step 2: Convert to fraction form
    429,760.49/593,065.19 = 238,769.78/x
  3. Step 3: Cross multiply
    429,760.49x = 593,065.19 × 238,769.78
  4. Step 4: Simplify right side
    429,760.49x = 141,606,042,573.56
  5. Step 5: Solve for x
    x = 141,606,042,573.56/429,760.49
  6. Step 6: Final answer
    x = 329,499.91

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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.