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Finding the Fourth Proportional to 295,245, 441,948.96 and 285,797.16

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Solution

The fourth proportional to 295,245, 441,948.96 and 285,797.16 is: 427,806.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245 : 441,948.96 = 285,797.16 : x
  2. Step 2: Convert to fraction form
    295,245/441,948.96 = 285,797.16/x
  3. Step 3: Cross multiply
    295,245x = 441,948.96 × 285,797.16
  4. Step 4: Simplify right side
    295,245x = 126,307,757,632.95
  5. Step 5: Solve for x
    x = 126,307,757,632.95/295,245
  6. Step 6: Final answer
    x = 427,806.59

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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.