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Finding the Fourth Proportional to 362,968.60, 544,563.66 and 185,600.20

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Solution

The fourth proportional to 362,968.60, 544,563.66 and 185,600.20 is: 278,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,968.60 : 544,563.66 = 185,600.20 : x
  2. Step 2: Convert to fraction form
    362,968.60/544,563.66 = 185,600.20/x
  3. Step 3: Cross multiply
    362,968.60x = 544,563.66 × 185,600.20
  4. Step 4: Simplify right side
    362,968.60x = 101,071,121,485.91
  5. Step 5: Solve for x
    x = 101,071,121,485.91/362,968.60
  6. Step 6: Final answer
    x = 278,456.93

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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.