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Finding the Fourth Proportional to 259,488, 389,232 and 62,496

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Solution

The fourth proportional to 259,488, 389,232 and 62,496 is: 93,744

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,488 : 389,232 = 62,496 : x
  2. Step 2: Convert to fraction form
    259,488/389,232 = 62,496/x
  3. Step 3: Cross multiply
    259,488x = 389,232 × 62,496
  4. Step 4: Simplify right side
    259,488x = 24,325,443,072
  5. Step 5: Solve for x
    x = 24,325,443,072/259,488
  6. Step 6: Final answer
    x = 93,744

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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.