Home / 693,273.24-1,040,294.34-338,290.20

Finding the Fourth Proportional to 693,273.24, 1,040,294.34 and 338,290.20

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Solution

The fourth proportional to 693,273.24, 1,040,294.34 and 338,290.20 is: 507,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,273.24 : 1,040,294.34 = 338,290.20 : x
  2. Step 2: Convert to fraction form
    693,273.24/1,040,294.34 = 338,290.20/x
  3. Step 3: Cross multiply
    693,273.24x = 1,040,294.34 × 338,290.20
  4. Step 4: Simplify right side
    693,273.24x = 351,921,380,337.47
  5. Step 5: Solve for x
    x = 351,921,380,337.47/693,273.24
  6. Step 6: Final answer
    x = 507,622.91

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Double scale
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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.