Home / 418,531.84-577,571.10-227,545.24

Finding the Fourth Proportional to 418,531.84, 577,571.10 and 227,545.24

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Solution

The fourth proportional to 418,531.84, 577,571.10 and 227,545.24 is: 314,010.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,531.84 : 577,571.10 = 227,545.24 : x
  2. Step 2: Convert to fraction form
    418,531.84/577,571.10 = 227,545.24/x
  3. Step 3: Cross multiply
    418,531.84x = 577,571.10 × 227,545.24
  4. Step 4: Simplify right side
    418,531.84x = 131,423,554,566.56
  5. Step 5: Solve for x
    x = 131,423,554,566.56/418,531.84
  6. Step 6: Final answer
    x = 314,010.89

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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.