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Finding the Fourth Proportional to 265,474.46, 366,354.29 and 144,615.38

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Solution

The fourth proportional to 265,474.46, 366,354.29 and 144,615.38 is: 199,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,474.46 : 366,354.29 = 144,615.38 : x
  2. Step 2: Convert to fraction form
    265,474.46/366,354.29 = 144,615.38/x
  3. Step 3: Cross multiply
    265,474.46x = 366,354.29 × 144,615.38
  4. Step 4: Simplify right side
    265,474.46x = 52,980,463,392.75
  5. Step 5: Solve for x
    x = 52,980,463,392.75/265,474.46
  6. Step 6: Final answer
    x = 199,568.96

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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.