Home / 327,769.02-492,003.45-140,911.74

Finding the Fourth Proportional to 327,769.02, 492,003.45 and 140,911.74

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Solution

The fourth proportional to 327,769.02, 492,003.45 and 140,911.74 is: 211,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,769.02 : 492,003.45 = 140,911.74 : x
  2. Step 2: Convert to fraction form
    327,769.02/492,003.45 = 140,911.74/x
  3. Step 3: Cross multiply
    327,769.02x = 492,003.45 × 140,911.74
  4. Step 4: Simplify right side
    327,769.02x = 69,329,062,225.50
  5. Step 5: Solve for x
    x = 69,329,062,225.50/327,769.02
  6. Step 6: Final answer
    x = 211,518.04

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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.