Home / 328,449.06-492,673.59-117,972.18

Finding the Fourth Proportional to 328,449.06, 492,673.59 and 117,972.18

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Solution

The fourth proportional to 328,449.06, 492,673.59 and 117,972.18 is: 176,958.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,449.06 : 492,673.59 = 117,972.18 : x
  2. Step 2: Convert to fraction form
    328,449.06/492,673.59 = 117,972.18/x
  3. Step 3: Cross multiply
    328,449.06x = 492,673.59 × 117,972.18
  4. Step 4: Simplify right side
    328,449.06x = 58,121,777,440.73
  5. Step 5: Solve for x
    x = 58,121,777,440.73/328,449.06
  6. Step 6: Final answer
    x = 176,958.27

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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.