Home / 955,288.32-1,432,885.78-356,202.75

Finding the Fourth Proportional to 955,288.32, 1,432,885.78 and 356,202.75

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Solution

The fourth proportional to 955,288.32, 1,432,885.78 and 356,202.75 is: 534,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,288.32 : 1,432,885.78 = 356,202.75 : x
  2. Step 2: Convert to fraction form
    955,288.32/1,432,885.78 = 356,202.75/x
  3. Step 3: Cross multiply
    955,288.32x = 1,432,885.78 × 356,202.75
  4. Step 4: Simplify right side
    955,288.32x = 510,397,855,271.90
  5. Step 5: Solve for x
    x = 510,397,855,271.90/955,288.32
  6. Step 6: Final answer
    x = 534,286.71

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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.