Home / 674,788.60-1,012,182.90-275,296.60

Finding the Fourth Proportional to 674,788.60, 1,012,182.90 and 275,296.60

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Solution

The fourth proportional to 674,788.60, 1,012,182.90 and 275,296.60 is: 412,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,788.60 : 1,012,182.90 = 275,296.60 : x
  2. Step 2: Convert to fraction form
    674,788.60/1,012,182.90 = 275,296.60/x
  3. Step 3: Cross multiply
    674,788.60x = 1,012,182.90 × 275,296.60
  4. Step 4: Simplify right side
    674,788.60x = 278,650,510,948.14
  5. Step 5: Solve for x
    x = 278,650,510,948.14/674,788.60
  6. Step 6: Final answer
    x = 412,944.90

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1.5x scale

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.