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Finding the Fourth Proportional to 348,044.56, 480,301.44 and 197,141.56

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Solution

The fourth proportional to 348,044.56, 480,301.44 and 197,141.56 is: 272,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,044.56 : 480,301.44 = 197,141.56 : x
  2. Step 2: Convert to fraction form
    348,044.56/480,301.44 = 197,141.56/x
  3. Step 3: Cross multiply
    348,044.56x = 480,301.44 × 197,141.56
  4. Step 4: Simplify right side
    348,044.56x = 94,687,375,151.85
  5. Step 5: Solve for x
    x = 94,687,375,151.85/348,044.56
  6. Step 6: Final answer
    x = 272,055.32

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1.5x scale

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.