Home / 889,863.66-1,334,785.46-215,952.36

Finding the Fourth Proportional to 889,863.66, 1,334,785.46 and 215,952.36

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Solution

The fourth proportional to 889,863.66, 1,334,785.46 and 215,952.36 is: 323,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,863.66 : 1,334,785.46 = 215,952.36 : x
  2. Step 2: Convert to fraction form
    889,863.66/1,334,785.46 = 215,952.36/x
  3. Step 3: Cross multiply
    889,863.66x = 1,334,785.46 × 215,952.36
  4. Step 4: Simplify right side
    889,863.66x = 288,250,069,100.92
  5. Step 5: Solve for x
    x = 288,250,069,100.92/889,863.66
  6. Step 6: Final answer
    x = 323,926.10

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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.