Home / 850,643.68-1,275,965.52-251,558.17

Finding the Fourth Proportional to 850,643.68, 1,275,965.52 and 251,558.17

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Solution

The fourth proportional to 850,643.68, 1,275,965.52 and 251,558.17 is: 377,337.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,643.68 : 1,275,965.52 = 251,558.17 : x
  2. Step 2: Convert to fraction form
    850,643.68/1,275,965.52 = 251,558.17/x
  3. Step 3: Cross multiply
    850,643.68x = 1,275,965.52 × 251,558.17
  4. Step 4: Simplify right side
    850,643.68x = 320,979,551,194.30
  5. Step 5: Solve for x
    x = 320,979,551,194.30/850,643.68
  6. Step 6: Final answer
    x = 377,337.26

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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.