Home / 327,160.26-490,740.50-102,538.12

Finding the Fourth Proportional to 327,160.26, 490,740.50 and 102,538.12

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Solution

The fourth proportional to 327,160.26, 490,740.50 and 102,538.12 is: 153,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,160.26 : 490,740.50 = 102,538.12 : x
  2. Step 2: Convert to fraction form
    327,160.26/490,740.50 = 102,538.12/x
  3. Step 3: Cross multiply
    327,160.26x = 490,740.50 × 102,538.12
  4. Step 4: Simplify right side
    327,160.26x = 50,319,608,277.86
  5. Step 5: Solve for x
    x = 50,319,608,277.86/327,160.26
  6. Step 6: Final answer
    x = 153,807.21

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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.