Home / 409,631.04-614,725.20-251,376.48

Finding the Fourth Proportional to 409,631.04, 614,725.20 and 251,376.48

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Solution

The fourth proportional to 409,631.04, 614,725.20 and 251,376.48 is: 377,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,631.04 : 614,725.20 = 251,376.48 : x
  2. Step 2: Convert to fraction form
    409,631.04/614,725.20 = 251,376.48/x
  3. Step 3: Cross multiply
    409,631.04x = 614,725.20 × 251,376.48
  4. Step 4: Simplify right side
    409,631.04x = 154,527,456,943.30
  5. Step 5: Solve for x
    x = 154,527,456,943.30/409,631.04
  6. Step 6: Final answer
    x = 377,235.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.