Home / 850,621.95-1,277,388.99-568,127.84

Finding the Fourth Proportional to 850,621.95, 1,277,388.99 and 568,127.84

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Solution

The fourth proportional to 850,621.95, 1,277,388.99 and 568,127.84 is: 853,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,621.95 : 1,277,388.99 = 568,127.84 : x
  2. Step 2: Convert to fraction form
    850,621.95/1,277,388.99 = 568,127.84/x
  3. Step 3: Cross multiply
    850,621.95x = 1,277,388.99 × 568,127.84
  4. Step 4: Simplify right side
    850,621.95x = 725,720,241,341.54
  5. Step 5: Solve for x
    x = 725,720,241,341.54/850,621.95
  6. Step 6: Final answer
    x = 853,164.25

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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.