Home / 998,296.29-1,497,224.52-288,170.10

Finding the Fourth Proportional to 998,296.29, 1,497,224.52 and 288,170.10

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Solution

The fourth proportional to 998,296.29, 1,497,224.52 and 288,170.10 is: 432,191.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,296.29 : 1,497,224.52 = 288,170.10 : x
  2. Step 2: Convert to fraction form
    998,296.29/1,497,224.52 = 288,170.10/x
  3. Step 3: Cross multiply
    998,296.29x = 1,497,224.52 × 288,170.10
  4. Step 4: Simplify right side
    998,296.29x = 431,455,339,650.85
  5. Step 5: Solve for x
    x = 431,455,339,650.85/998,296.29
  6. Step 6: Final answer
    x = 432,191.67

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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.