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Finding the Fourth Proportional to 416,910.98, 575,337.89 and 225,924.37

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Solution

The fourth proportional to 416,910.98, 575,337.89 and 225,924.37 is: 311,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,910.98 : 575,337.89 = 225,924.37 : x
  2. Step 2: Convert to fraction form
    416,910.98/575,337.89 = 225,924.37/x
  3. Step 3: Cross multiply
    416,910.98x = 575,337.89 × 225,924.37
  4. Step 4: Simplify right side
    416,910.98x = 129,982,849,461.85
  5. Step 5: Solve for x
    x = 129,982,849,461.85/416,910.98
  6. Step 6: Final answer
    x = 311,776.03

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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.