Home / 817,644.26-1,226,508.77-248,981.43

Finding the Fourth Proportional to 817,644.26, 1,226,508.77 and 248,981.43

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Solution

The fourth proportional to 817,644.26, 1,226,508.77 and 248,981.43 is: 373,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,644.26 : 1,226,508.77 = 248,981.43 : x
  2. Step 2: Convert to fraction form
    817,644.26/1,226,508.77 = 248,981.43/x
  3. Step 3: Cross multiply
    817,644.26x = 1,226,508.77 × 248,981.43
  4. Step 4: Simplify right side
    817,644.26x = 305,377,907,462.14
  5. Step 5: Solve for x
    x = 305,377,907,462.14/817,644.26
  6. Step 6: Final answer
    x = 373,485.05

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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.