Home / 284,070.24-391,842.36-169,269.75

Finding the Fourth Proportional to 284,070.24, 391,842.36 and 169,269.75

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Solution

The fourth proportional to 284,070.24, 391,842.36 and 169,269.75 is: 233,488.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,070.24 : 391,842.36 = 169,269.75 : x
  2. Step 2: Convert to fraction form
    284,070.24/391,842.36 = 169,269.75/x
  3. Step 3: Cross multiply
    284,070.24x = 391,842.36 × 169,269.75
  4. Step 4: Simplify right side
    284,070.24x = 66,327,058,316.61
  5. Step 5: Solve for x
    x = 66,327,058,316.61/284,070.24
  6. Step 6: Final answer
    x = 233,488.23

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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.