Home / 453,531.30-680,450.04-200,776.92

Finding the Fourth Proportional to 453,531.30, 680,450.04 and 200,776.92

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Solution

The fourth proportional to 453,531.30, 680,450.04 and 200,776.92 is: 301,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,531.30 : 680,450.04 = 200,776.92 : x
  2. Step 2: Convert to fraction form
    453,531.30/680,450.04 = 200,776.92/x
  3. Step 3: Cross multiply
    453,531.30x = 680,450.04 × 200,776.92
  4. Step 4: Simplify right side
    453,531.30x = 136,618,663,245.08
  5. Step 5: Solve for x
    x = 136,618,663,245.08/453,531.30
  6. Step 6: Final answer
    x = 301,233.15

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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.