Home / 749,207.94-1,123,624.85-293,891.72

Finding the Fourth Proportional to 749,207.94, 1,123,624.85 and 293,891.72

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Solution

The fourth proportional to 749,207.94, 1,123,624.85 and 293,891.72 is: 440,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,207.94 : 1,123,624.85 = 293,891.72 : x
  2. Step 2: Convert to fraction form
    749,207.94/1,123,624.85 = 293,891.72/x
  3. Step 3: Cross multiply
    749,207.94x = 1,123,624.85 × 293,891.72
  4. Step 4: Simplify right side
    749,207.94x = 330,224,032,713.66
  5. Step 5: Solve for x
    x = 330,224,032,713.66/749,207.94
  6. Step 6: Final answer
    x = 440,764.19

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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.