Home / 955,613.94-1,432,421.34-356,314.38

Finding the Fourth Proportional to 955,613.94, 1,432,421.34 and 356,314.38

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Solution

The fourth proportional to 955,613.94, 1,432,421.34 and 356,314.38 is: 534,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,613.94 : 1,432,421.34 = 356,314.38 : x
  2. Step 2: Convert to fraction form
    955,613.94/1,432,421.34 = 356,314.38/x
  3. Step 3: Cross multiply
    955,613.94x = 1,432,421.34 × 356,314.38
  4. Step 4: Simplify right side
    955,613.94x = 510,392,321,660.87
  5. Step 5: Solve for x
    x = 510,392,321,660.87/955,613.94
  6. Step 6: Final answer
    x = 534,098.87

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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.