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Finding the Fourth Proportional to 273,475.29, 377,414.84 and 152,640.15

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Solution

The fourth proportional to 273,475.29, 377,414.84 and 152,640.15 is: 210,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,475.29 : 377,414.84 = 152,640.15 : x
  2. Step 2: Convert to fraction form
    273,475.29/377,414.84 = 152,640.15/x
  3. Step 3: Cross multiply
    273,475.29x = 377,414.84 × 152,640.15
  4. Step 4: Simplify right side
    273,475.29x = 57,608,656,756.12
  5. Step 5: Solve for x
    x = 57,608,656,756.12/273,475.29
  6. Step 6: Final answer
    x = 210,653.98

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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.