Home / 749,296.20-1,123,944.30-699,529.80

Finding the Fourth Proportional to 749,296.20, 1,123,944.30 and 699,529.80

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Solution

The fourth proportional to 749,296.20, 1,123,944.30 and 699,529.80 is: 1,049,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,296.20 : 1,123,944.30 = 699,529.80 : x
  2. Step 2: Convert to fraction form
    749,296.20/1,123,944.30 = 699,529.80/x
  3. Step 3: Cross multiply
    749,296.20x = 1,123,944.30 × 699,529.80
  4. Step 4: Simplify right side
    749,296.20x = 786,232,531,390.14
  5. Step 5: Solve for x
    x = 786,232,531,390.14/749,296.20
  6. Step 6: Final answer
    x = 1,049,294.70

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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.