Home / 552,680.20-829,457.70-215,882.20

Finding the Fourth Proportional to 552,680.20, 829,457.70 and 215,882.20

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Solution

The fourth proportional to 552,680.20, 829,457.70 and 215,882.20 is: 323,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,680.20 : 829,457.70 = 215,882.20 : x
  2. Step 2: Convert to fraction form
    552,680.20/829,457.70 = 215,882.20/x
  3. Step 3: Cross multiply
    552,680.20x = 829,457.70 × 215,882.20
  4. Step 4: Simplify right side
    552,680.20x = 179,065,153,082.94
  5. Step 5: Solve for x
    x = 179,065,153,082.94/552,680.20
  6. Step 6: Final answer
    x = 323,994.15

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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.