Home / 850,636.11-1,276,203.28-251,613.22

Finding the Fourth Proportional to 850,636.11, 1,276,203.28 and 251,613.22

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Solution

The fourth proportional to 850,636.11, 1,276,203.28 and 251,613.22 is: 377,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,636.11 : 1,276,203.28 = 251,613.22 : x
  2. Step 2: Convert to fraction form
    850,636.11/1,276,203.28 = 251,613.22/x
  3. Step 3: Cross multiply
    850,636.11x = 1,276,203.28 × 251,613.22
  4. Step 4: Simplify right side
    850,636.11x = 321,109,617,621.58
  5. Step 5: Solve for x
    x = 321,109,617,621.58/850,636.11
  6. Step 6: Final answer
    x = 377,493.52

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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.