Home / 998,257.52-1,496,537.64-436,872.56

Finding the Fourth Proportional to 998,257.52, 1,496,537.64 and 436,872.56

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Solution

The fourth proportional to 998,257.52, 1,496,537.64 and 436,872.56 is: 654,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,257.52 : 1,496,537.64 = 436,872.56 : x
  2. Step 2: Convert to fraction form
    998,257.52/1,496,537.64 = 436,872.56/x
  3. Step 3: Cross multiply
    998,257.52x = 1,496,537.64 × 436,872.56
  4. Step 4: Simplify right side
    998,257.52x = 653,796,229,923.16
  5. Step 5: Solve for x
    x = 653,796,229,923.16/998,257.52
  6. Step 6: Final answer
    x = 654,937.45

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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.