Home / 817,498.51-1,226,432.28-248,930.44

Finding the Fourth Proportional to 817,498.51, 1,226,432.28 and 248,930.44

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Solution

The fourth proportional to 817,498.51, 1,226,432.28 and 248,930.44 is: 373,451.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,498.51 : 1,226,432.28 = 248,930.44 : x
  2. Step 2: Convert to fraction form
    817,498.51/1,226,432.28 = 248,930.44/x
  3. Step 3: Cross multiply
    817,498.51x = 1,226,432.28 × 248,930.44
  4. Step 4: Simplify right side
    817,498.51x = 305,296,320,958.44
  5. Step 5: Solve for x
    x = 305,296,320,958.44/817,498.51
  6. Step 6: Final answer
    x = 373,451.84

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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.