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Finding the Fourth Proportional to 325,585.76, 449,265.69 and 187,769.84

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Solution

The fourth proportional to 325,585.76, 449,265.69 and 187,769.84 is: 259,097.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,585.76 : 449,265.69 = 187,769.84 : x
  2. Step 2: Convert to fraction form
    325,585.76/449,265.69 = 187,769.84/x
  3. Step 3: Cross multiply
    325,585.76x = 449,265.69 × 187,769.84
  4. Step 4: Simplify right side
    325,585.76x = 84,358,544,482.46
  5. Step 5: Solve for x
    x = 84,358,544,482.46/325,585.76
  6. Step 6: Final answer
    x = 259,097.77

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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.