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Finding the Fourth Proportional to 1,529.63, 2,294.46 and 375.38

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Solution

The fourth proportional to 1,529.63, 2,294.46 and 375.38 is: 563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.63 : 2,294.46 = 375.38 : x
  2. Step 2: Convert to fraction form
    1,529.63/2,294.46 = 375.38/x
  3. Step 3: Cross multiply
    1,529.63x = 2,294.46 × 375.38
  4. Step 4: Simplify right side
    1,529.63x = 861,282.92
  5. Step 5: Solve for x
    x = 861,282.92/1,529.63
  6. Step 6: Final answer
    x = 563.07

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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.