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Finding the Fourth Proportional to 252,768.04, 379,150.86 and 65,779.24

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Solution

The fourth proportional to 252,768.04, 379,150.86 and 65,779.24 is: 98,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,768.04 : 379,150.86 = 65,779.24 : x
  2. Step 2: Convert to fraction form
    252,768.04/379,150.86 = 65,779.24/x
  3. Step 3: Cross multiply
    252,768.04x = 379,150.86 × 65,779.24
  4. Step 4: Simplify right side
    252,768.04x = 24,940,255,416.15
  5. Step 5: Solve for x
    x = 24,940,255,416.15/252,768.04
  6. Step 6: Final answer
    x = 98,668.55

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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.