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Finding the Fourth Proportional to 350,685.44, 526,105.92 and 101,348.48

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Solution

The fourth proportional to 350,685.44, 526,105.92 and 101,348.48 is: 152,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,685.44 : 526,105.92 = 101,348.48 : x
  2. Step 2: Convert to fraction form
    350,685.44/526,105.92 = 101,348.48/x
  3. Step 3: Cross multiply
    350,685.44x = 526,105.92 × 101,348.48
  4. Step 4: Simplify right side
    350,685.44x = 53,320,035,311.00
  5. Step 5: Solve for x
    x = 53,320,035,311.00/350,685.44
  6. Step 6: Final answer
    x = 152,045.19

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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.