Home / 799,881.75-1,200,265.47-479,245.68

Finding the Fourth Proportional to 799,881.75, 1,200,265.47 and 479,245.68

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Solution

The fourth proportional to 799,881.75, 1,200,265.47 and 479,245.68 is: 719,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,881.75 : 1,200,265.47 = 479,245.68 : x
  2. Step 2: Convert to fraction form
    799,881.75/1,200,265.47 = 479,245.68/x
  3. Step 3: Cross multiply
    799,881.75x = 1,200,265.47 × 479,245.68
  4. Step 4: Simplify right side
    799,881.75x = 575,222,041,350.67
  5. Step 5: Solve for x
    x = 575,222,041,350.67/799,881.75
  6. Step 6: Final answer
    x = 719,133.85

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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.