Home / 767,035.89-1,150,447.10-407,049.21

Finding the Fourth Proportional to 767,035.89, 1,150,447.10 and 407,049.21

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Solution

The fourth proportional to 767,035.89, 1,150,447.10 and 407,049.21 is: 610,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,035.89 : 1,150,447.10 = 407,049.21 : x
  2. Step 2: Convert to fraction form
    767,035.89/1,150,447.10 = 407,049.21/x
  3. Step 3: Cross multiply
    767,035.89x = 1,150,447.10 × 407,049.21
  4. Step 4: Simplify right side
    767,035.89x = 468,288,581,166.55
  5. Step 5: Solve for x
    x = 468,288,581,166.55/767,035.89
  6. Step 6: Final answer
    x = 610,517.17

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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.