Home / 733,376.68-1,100,378.76-307,012.12

Finding the Fourth Proportional to 733,376.68, 1,100,378.76 and 307,012.12

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Solution

The fourth proportional to 733,376.68, 1,100,378.76 and 307,012.12 is: 460,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,376.68 : 1,100,378.76 = 307,012.12 : x
  2. Step 2: Convert to fraction form
    733,376.68/1,100,378.76 = 307,012.12/x
  3. Step 3: Cross multiply
    733,376.68x = 1,100,378.76 × 307,012.12
  4. Step 4: Simplify right side
    733,376.68x = 337,829,615,910.57
  5. Step 5: Solve for x
    x = 337,829,615,910.57/733,376.68
  6. Step 6: Final answer
    x = 460,649.52

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Double scale
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Similar ratio
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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.