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Finding the Fourth Proportional to 362,795.17, 544,198.29 and 138,168.04

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Solution

The fourth proportional to 362,795.17, 544,198.29 and 138,168.04 is: 207,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,795.17 : 544,198.29 = 138,168.04 : x
  2. Step 2: Convert to fraction form
    362,795.17/544,198.29 = 138,168.04/x
  3. Step 3: Cross multiply
    362,795.17x = 544,198.29 × 138,168.04
  4. Step 4: Simplify right side
    362,795.17x = 75,190,807,688.82
  5. Step 5: Solve for x
    x = 75,190,807,688.82/362,795.17
  6. Step 6: Final answer
    x = 207,254.16

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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.