Home / 347,921.76-480,132.02-197,047.92

Finding the Fourth Proportional to 347,921.76, 480,132.02 and 197,047.92

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Solution

The fourth proportional to 347,921.76, 480,132.02 and 197,047.92 is: 271,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,921.76 : 480,132.02 = 197,047.92 : x
  2. Step 2: Convert to fraction form
    347,921.76/480,132.02 = 197,047.92/x
  3. Step 3: Cross multiply
    347,921.76x = 480,132.02 × 197,047.92
  4. Step 4: Simplify right side
    347,921.76x = 94,609,015,866.40
  5. Step 5: Solve for x
    x = 94,609,015,866.40/347,921.76
  6. Step 6: Final answer
    x = 271,926.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.