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Finding the Fourth Proportional to 566,872.56, 849,725.64 and 251,478

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Solution

The fourth proportional to 566,872.56, 849,725.64 and 251,478 is: 376,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,872.56 : 849,725.64 = 251,478 : x
  2. Step 2: Convert to fraction form
    566,872.56/849,725.64 = 251,478/x
  3. Step 3: Cross multiply
    566,872.56x = 849,725.64 × 251,478
  4. Step 4: Simplify right side
    566,872.56x = 213,687,304,495.92
  5. Step 5: Solve for x
    x = 213,687,304,495.92/566,872.56
  6. Step 6: Final answer
    x = 376,958.28

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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.