Home / 359,731.24-496,489.14-343,787.56

Finding the Fourth Proportional to 359,731.24, 496,489.14 and 343,787.56

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Solution

The fourth proportional to 359,731.24, 496,489.14 and 343,787.56 is: 474,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,731.24 : 496,489.14 = 343,787.56 : x
  2. Step 2: Convert to fraction form
    359,731.24/496,489.14 = 343,787.56/x
  3. Step 3: Cross multiply
    359,731.24x = 496,489.14 × 343,787.56
  4. Step 4: Simplify right side
    359,731.24x = 170,686,790,007.10
  5. Step 5: Solve for x
    x = 170,686,790,007.10/359,731.24
  6. Step 6: Final answer
    x = 474,484.20

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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.