Home / 488,203.70-673,605.12-284,131.04

Finding the Fourth Proportional to 488,203.70, 673,605.12 and 284,131.04

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Solution

The fourth proportional to 488,203.70, 673,605.12 and 284,131.04 is: 392,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,203.70 : 673,605.12 = 284,131.04 : x
  2. Step 2: Convert to fraction form
    488,203.70/673,605.12 = 284,131.04/x
  3. Step 3: Cross multiply
    488,203.70x = 673,605.12 × 284,131.04
  4. Step 4: Simplify right side
    488,203.70x = 191,392,123,294.93
  5. Step 5: Solve for x
    x = 191,392,123,294.93/488,203.70
  6. Step 6: Final answer
    x = 392,033.33

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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.