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Finding the Fourth Proportional to 348,044.54, 480,301.44 and 197,141.54

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Solution

The fourth proportional to 348,044.54, 480,301.44 and 197,141.54 is: 272,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,044.54 : 480,301.44 = 197,141.54 : x
  2. Step 2: Convert to fraction form
    348,044.54/480,301.44 = 197,141.54/x
  3. Step 3: Cross multiply
    348,044.54x = 480,301.44 × 197,141.54
  4. Step 4: Simplify right side
    348,044.54x = 94,687,365,545.82
  5. Step 5: Solve for x
    x = 94,687,365,545.82/348,044.54
  6. Step 6: Final answer
    x = 272,055.31

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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.