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Finding the Fourth Proportional to 382,665.84, 527,902.16 and 246,743.43

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Solution

The fourth proportional to 382,665.84, 527,902.16 and 246,743.43 is: 340,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,665.84 : 527,902.16 = 246,743.43 : x
  2. Step 2: Convert to fraction form
    382,665.84/527,902.16 = 246,743.43/x
  3. Step 3: Cross multiply
    382,665.84x = 527,902.16 × 246,743.43
  4. Step 4: Simplify right side
    382,665.84x = 130,256,390,806.84
  5. Step 5: Solve for x
    x = 130,256,390,806.84/382,665.84
  6. Step 6: Final answer
    x = 340,392.00

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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.