Home / 453,824.05-680,385.43-229,068.80

Finding the Fourth Proportional to 453,824.05, 680,385.43 and 229,068.80

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Solution

The fourth proportional to 453,824.05, 680,385.43 and 229,068.80 is: 343,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,824.05 : 680,385.43 = 229,068.80 : x
  2. Step 2: Convert to fraction form
    453,824.05/680,385.43 = 229,068.80/x
  3. Step 3: Cross multiply
    453,824.05x = 680,385.43 × 229,068.80
  4. Step 4: Simplify right side
    453,824.05x = 155,855,073,987.58
  5. Step 5: Solve for x
    x = 155,855,073,987.58/453,824.05
  6. Step 6: Final answer
    x = 343,426.21

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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.