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Finding the Fourth Proportional to 799,712.01, 1,199,568 and 320,155.69

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Solution

The fourth proportional to 799,712.01, 1,199,568 and 320,155.69 is: 480,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,712.01 : 1,199,568 = 320,155.69 : x
  2. Step 2: Convert to fraction form
    799,712.01/1,199,568 = 320,155.69/x
  3. Step 3: Cross multiply
    799,712.01x = 1,199,568 × 320,155.69
  4. Step 4: Simplify right side
    799,712.01x = 384,048,520,741.92
  5. Step 5: Solve for x
    x = 384,048,520,741.92/799,712.01
  6. Step 6: Final answer
    x = 480,233.53

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Similar ratio
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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.