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Finding the Fourth Proportional to 304,537, 420,250.52 and 168,576.88

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Solution

The fourth proportional to 304,537, 420,250.52 and 168,576.88 is: 232,630.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,537 : 420,250.52 = 168,576.88 : x
  2. Step 2: Convert to fraction form
    304,537/420,250.52 = 168,576.88/x
  3. Step 3: Cross multiply
    304,537x = 420,250.52 × 168,576.88
  4. Step 4: Simplify right side
    304,537x = 70,844,521,479.98
  5. Step 5: Solve for x
    x = 70,844,521,479.98/304,537
  6. Step 6: Final answer
    x = 232,630.26

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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.