Home / 799,881.67-1,199,823.72-320,325.42

Finding the Fourth Proportional to 799,881.67, 1,199,823.72 and 320,325.42

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Solution

The fourth proportional to 799,881.67, 1,199,823.72 and 320,325.42 is: 480,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,881.67 : 1,199,823.72 = 320,325.42 : x
  2. Step 2: Convert to fraction form
    799,881.67/1,199,823.72 = 320,325.42/x
  3. Step 3: Cross multiply
    799,881.67x = 1,199,823.72 × 320,325.42
  4. Step 4: Simplify right side
    799,881.67x = 384,334,037,034.96
  5. Step 5: Solve for x
    x = 384,334,037,034.96/799,881.67
  6. Step 6: Final answer
    x = 480,488.62

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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.