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Finding the Fourth Proportional to 362,527.33, 543,787.52 and 220,411.84

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Solution

The fourth proportional to 362,527.33, 543,787.52 and 220,411.84 is: 330,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,527.33 : 543,787.52 = 220,411.84 : x
  2. Step 2: Convert to fraction form
    362,527.33/543,787.52 = 220,411.84/x
  3. Step 3: Cross multiply
    362,527.33x = 543,787.52 × 220,411.84
  4. Step 4: Simplify right side
    362,527.33x = 119,857,207,852.24
  5. Step 5: Solve for x
    x = 119,857,207,852.24/362,527.33
  6. Step 6: Final answer
    x = 330,615.65

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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.