Home / 311,116.44-467,068.52-190,877.91

Finding the Fourth Proportional to 311,116.44, 467,068.52 and 190,877.91

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Solution

The fourth proportional to 311,116.44, 467,068.52 and 190,877.91 is: 286,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,116.44 : 467,068.52 = 190,877.91 : x
  2. Step 2: Convert to fraction form
    311,116.44/467,068.52 = 190,877.91/x
  3. Step 3: Cross multiply
    311,116.44x = 467,068.52 × 190,877.91
  4. Step 4: Simplify right side
    311,116.44x = 89,153,062,924.39
  5. Step 5: Solve for x
    x = 89,153,062,924.39/311,116.44
  6. Step 6: Final answer
    x = 286,558.51

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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.