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Finding the Fourth Proportional to 362,244.21, 542,659.45 and 237,206.13

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Solution

The fourth proportional to 362,244.21, 542,659.45 and 237,206.13 is: 355,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,244.21 : 542,659.45 = 237,206.13 : x
  2. Step 2: Convert to fraction form
    362,244.21/542,659.45 = 237,206.13/x
  3. Step 3: Cross multiply
    362,244.21x = 542,659.45 × 237,206.13
  4. Step 4: Simplify right side
    362,244.21x = 128,722,148,042.43
  5. Step 5: Solve for x
    x = 128,722,148,042.43/362,244.21
  6. Step 6: Final answer
    x = 355,346.32

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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.