Home / 817,498.75-1,226,432.66-248,930.70

Finding the Fourth Proportional to 817,498.75, 1,226,432.66 and 248,930.70

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Solution

The fourth proportional to 817,498.75, 1,226,432.66 and 248,930.70 is: 373,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,498.75 : 1,226,432.66 = 248,930.70 : x
  2. Step 2: Convert to fraction form
    817,498.75/1,226,432.66 = 248,930.70/x
  3. Step 3: Cross multiply
    817,498.75x = 1,226,432.66 × 248,930.70
  4. Step 4: Simplify right side
    817,498.75x = 305,296,740,556.66
  5. Step 5: Solve for x
    x = 305,296,740,556.66/817,498.75
  6. Step 6: Final answer
    x = 373,452.24

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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.