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Finding the Fourth Proportional to 350,952.22, 484,373.61 and 198,033.76

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Solution

The fourth proportional to 350,952.22, 484,373.61 and 198,033.76 is: 273,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,952.22 : 484,373.61 = 198,033.76 : x
  2. Step 2: Convert to fraction form
    350,952.22/484,373.61 = 198,033.76/x
  3. Step 3: Cross multiply
    350,952.22x = 484,373.61 × 198,033.76
  4. Step 4: Simplify right side
    350,952.22x = 95,922,327,233.07
  5. Step 5: Solve for x
    x = 95,922,327,233.07/350,952.22
  6. Step 6: Final answer
    x = 273,320.19

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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.