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Finding the Fourth Proportional to 840,732, 1,260,864.49 and 233,380.69

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Solution

The fourth proportional to 840,732, 1,260,864.49 and 233,380.69 is: 350,006.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,732 : 1,260,864.49 = 233,380.69 : x
  2. Step 2: Convert to fraction form
    840,732/1,260,864.49 = 233,380.69/x
  3. Step 3: Cross multiply
    840,732x = 1,260,864.49 × 233,380.69
  4. Step 4: Simplify right side
    840,732x = 294,261,420,937.09
  5. Step 5: Solve for x
    x = 294,261,420,937.09/840,732
  6. Step 6: Final answer
    x = 350,006.21

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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.