Home / 533,116.79-799,716.50-178,132.07

Finding the Fourth Proportional to 533,116.79, 799,716.50 and 178,132.07

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Solution

The fourth proportional to 533,116.79, 799,716.50 and 178,132.07 is: 267,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,116.79 : 799,716.50 = 178,132.07 : x
  2. Step 2: Convert to fraction form
    533,116.79/799,716.50 = 178,132.07/x
  3. Step 3: Cross multiply
    533,116.79x = 799,716.50 × 178,132.07
  4. Step 4: Simplify right side
    533,116.79x = 142,455,150,668.91
  5. Step 5: Solve for x
    x = 142,455,150,668.91/533,116.79
  6. Step 6: Final answer
    x = 267,211.90

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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.