Home / 749,317.70-1,123,976.55-699,551.30

Finding the Fourth Proportional to 749,317.70, 1,123,976.55 and 699,551.30

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Solution

The fourth proportional to 749,317.70, 1,123,976.55 and 699,551.30 is: 1,049,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,317.70 : 1,123,976.55 = 699,551.30 : x
  2. Step 2: Convert to fraction form
    749,317.70/1,123,976.55 = 699,551.30/x
  3. Step 3: Cross multiply
    749,317.70x = 1,123,976.55 × 699,551.30
  4. Step 4: Simplify right side
    749,317.70x = 786,279,256,722.02
  5. Step 5: Solve for x
    x = 786,279,256,722.02/749,317.70
  6. Step 6: Final answer
    x = 1,049,326.95

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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.