Home / 321,787.08-444,085.74-185,845.86

Finding the Fourth Proportional to 321,787.08, 444,085.74 and 185,845.86

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Solution

The fourth proportional to 321,787.08, 444,085.74 and 185,845.86 is: 256,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,787.08 : 444,085.74 = 185,845.86 : x
  2. Step 2: Convert to fraction form
    321,787.08/444,085.74 = 185,845.86/x
  3. Step 3: Cross multiply
    321,787.08x = 444,085.74 × 185,845.86
  4. Step 4: Simplify right side
    321,787.08x = 82,531,496,264.04
  5. Step 5: Solve for x
    x = 82,531,496,264.04/321,787.08
  6. Step 6: Final answer
    x = 256,478.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.