Home / 998,953.29-1,498,180.52-391,865.00

Finding the Fourth Proportional to 998,953.29, 1,498,180.52 and 391,865.00

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Solution

The fourth proportional to 998,953.29, 1,498,180.52 and 391,865.00 is: 587,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,953.29 : 1,498,180.52 = 391,865.00 : x
  2. Step 2: Convert to fraction form
    998,953.29/1,498,180.52 = 391,865.00/x
  3. Step 3: Cross multiply
    998,953.29x = 1,498,180.52 × 391,865.00
  4. Step 4: Simplify right side
    998,953.29x = 587,084,502,958.56
  5. Step 5: Solve for x
    x = 587,084,502,958.56/998,953.29
  6. Step 6: Final answer
    x = 587,699.65

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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.