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Finding the Fourth Proportional to 633,082.89, 873,652.03 and 361,150.27

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Solution

The fourth proportional to 633,082.89, 873,652.03 and 361,150.27 is: 498,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,082.89 : 873,652.03 = 361,150.27 : x
  2. Step 2: Convert to fraction form
    633,082.89/873,652.03 = 361,150.27/x
  3. Step 3: Cross multiply
    633,082.89x = 873,652.03 × 361,150.27
  4. Step 4: Simplify right side
    633,082.89x = 315,519,666,520.55
  5. Step 5: Solve for x
    x = 315,519,666,520.55/633,082.89
  6. Step 6: Final answer
    x = 498,386.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.