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Finding the Fourth Proportional to 270,613.76, 405,453.92 and 179,373.12

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Solution

The fourth proportional to 270,613.76, 405,453.92 and 179,373.12 is: 268,750.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,613.76 : 405,453.92 = 179,373.12 : x
  2. Step 2: Convert to fraction form
    270,613.76/405,453.92 = 179,373.12/x
  3. Step 3: Cross multiply
    270,613.76x = 405,453.92 × 179,373.12
  4. Step 4: Simplify right side
    270,613.76x = 72,727,534,646.63
  5. Step 5: Solve for x
    x = 72,727,534,646.63/270,613.76
  6. Step 6: Final answer
    x = 268,750.32

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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.