Home / 418,424.31-577,406.93-237,125.61

Finding the Fourth Proportional to 418,424.31, 577,406.93 and 237,125.61

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Solution

The fourth proportional to 418,424.31, 577,406.93 and 237,125.61 is: 327,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,424.31 : 577,406.93 = 237,125.61 : x
  2. Step 2: Convert to fraction form
    418,424.31/577,406.93 = 237,125.61/x
  3. Step 3: Cross multiply
    418,424.31x = 577,406.93 × 237,125.61
  4. Step 4: Simplify right side
    418,424.31x = 136,917,969,308.85
  5. Step 5: Solve for x
    x = 136,917,969,308.85/418,424.31
  6. Step 6: Final answer
    x = 327,222.79

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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.