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Finding the Fourth Proportional to 241,426.80, 362,140.20 and 179,218.80

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Solution

The fourth proportional to 241,426.80, 362,140.20 and 179,218.80 is: 268,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,426.80 : 362,140.20 = 179,218.80 : x
  2. Step 2: Convert to fraction form
    241,426.80/362,140.20 = 179,218.80/x
  3. Step 3: Cross multiply
    241,426.80x = 362,140.20 × 179,218.80
  4. Step 4: Simplify right side
    241,426.80x = 64,902,332,075.76
  5. Step 5: Solve for x
    x = 64,902,332,075.76/241,426.80
  6. Step 6: Final answer
    x = 268,828.20

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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.