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Finding the Fourth Proportional to 348,610.92, 481,188.24 and 301,371.72

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Solution

The fourth proportional to 348,610.92, 481,188.24 and 301,371.72 is: 415,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,610.92 : 481,188.24 = 301,371.72 : x
  2. Step 2: Convert to fraction form
    348,610.92/481,188.24 = 301,371.72/x
  3. Step 3: Cross multiply
    348,610.92x = 481,188.24 × 301,371.72
  4. Step 4: Simplify right side
    348,610.92x = 145,016,527,532.57
  5. Step 5: Solve for x
    x = 145,016,527,532.57/348,610.92
  6. Step 6: Final answer
    x = 415,983.89

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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.