Home / 731,107.32-1,096,679.82-346,766.37

Finding the Fourth Proportional to 731,107.32, 1,096,679.82 and 346,766.37

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Solution

The fourth proportional to 731,107.32, 1,096,679.82 and 346,766.37 is: 520,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,107.32 : 1,096,679.82 = 346,766.37 : x
  2. Step 2: Convert to fraction form
    731,107.32/1,096,679.82 = 346,766.37/x
  3. Step 3: Cross multiply
    731,107.32x = 1,096,679.82 × 346,766.37
  4. Step 4: Simplify right side
    731,107.32x = 380,291,680,233.65
  5. Step 5: Solve for x
    x = 380,291,680,233.65/731,107.32
  6. Step 6: Final answer
    x = 520,158.49

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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.