Home / 321,946.56-444,264.02-178,695.33

Finding the Fourth Proportional to 321,946.56, 444,264.02 and 178,695.33

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Solution

The fourth proportional to 321,946.56, 444,264.02 and 178,695.33 is: 246,587.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,946.56 : 444,264.02 = 178,695.33 : x
  2. Step 2: Convert to fraction form
    321,946.56/444,264.02 = 178,695.33/x
  3. Step 3: Cross multiply
    321,946.56x = 444,264.02 × 178,695.33
  4. Step 4: Simplify right side
    321,946.56x = 79,387,905,661.03
  5. Step 5: Solve for x
    x = 79,387,905,661.03/321,946.56
  6. Step 6: Final answer
    x = 246,587.22

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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.