Home / 418,724.35-577,846.92-227,739.04

Finding the Fourth Proportional to 418,724.35, 577,846.92 and 227,739.04

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Solution

The fourth proportional to 418,724.35, 577,846.92 and 227,739.04 is: 314,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,724.35 : 577,846.92 = 227,739.04 : x
  2. Step 2: Convert to fraction form
    418,724.35/577,846.92 = 227,739.04/x
  3. Step 3: Cross multiply
    418,724.35x = 577,846.92 × 227,739.04
  4. Step 4: Simplify right side
    418,724.35x = 131,598,302,827.76
  5. Step 5: Solve for x
    x = 131,598,302,827.76/418,724.35
  6. Step 6: Final answer
    x = 314,283.85

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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.