Home / 674,235.30-1,010,672.55-336,756.90

Finding the Fourth Proportional to 674,235.30, 1,010,672.55 and 336,756.90

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Solution

The fourth proportional to 674,235.30, 1,010,672.55 and 336,756.90 is: 504,795.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,235.30 : 1,010,672.55 = 336,756.90 : x
  2. Step 2: Convert to fraction form
    674,235.30/1,010,672.55 = 336,756.90/x
  3. Step 3: Cross multiply
    674,235.30x = 1,010,672.55 × 336,756.90
  4. Step 4: Simplify right side
    674,235.30x = 340,350,954,853.10
  5. Step 5: Solve for x
    x = 340,350,954,853.10/674,235.30
  6. Step 6: Final answer
    x = 504,795.51

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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.