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Finding the Fourth Proportional to 377,082.04, 520,375.17 and 207,327.10

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Solution

The fourth proportional to 377,082.04, 520,375.17 and 207,327.10 is: 286,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,082.04 : 520,375.17 = 207,327.10 : x
  2. Step 2: Convert to fraction form
    377,082.04/520,375.17 = 207,327.10/x
  3. Step 3: Cross multiply
    377,082.04x = 520,375.17 × 207,327.10
  4. Step 4: Simplify right side
    377,082.04x = 107,887,874,908.11
  5. Step 5: Solve for x
    x = 107,887,874,908.11/377,082.04
  6. Step 6: Final answer
    x = 286,112.47

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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.