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Finding the Fourth Proportional to 562,082.16, 843,167.16 and 162,728.88

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Solution

The fourth proportional to 562,082.16, 843,167.16 and 162,728.88 is: 244,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,082.16 : 843,167.16 = 162,728.88 : x
  2. Step 2: Convert to fraction form
    562,082.16/843,167.16 = 162,728.88/x
  3. Step 3: Cross multiply
    562,082.16x = 843,167.16 × 162,728.88
  4. Step 4: Simplify right side
    562,082.16x = 137,207,647,599.58
  5. Step 5: Solve for x
    x = 137,207,647,599.58/562,082.16
  6. Step 6: Final answer
    x = 244,106.04

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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.