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Finding the Fourth Proportional to 552,082.90, 828,124.69 and 173,033.19

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Solution

The fourth proportional to 552,082.90, 828,124.69 and 173,033.19 is: 259,549.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,082.90 : 828,124.69 = 173,033.19 : x
  2. Step 2: Convert to fraction form
    552,082.90/828,124.69 = 173,033.19/x
  3. Step 3: Cross multiply
    552,082.90x = 828,124.69 × 173,033.19
  4. Step 4: Simplify right side
    552,082.90x = 143,293,056,395.88
  5. Step 5: Solve for x
    x = 143,293,056,395.88/552,082.90
  6. Step 6: Final answer
    x = 259,549.89

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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.