Home / 321,725.03-444,033.83-178,531.07

Finding the Fourth Proportional to 321,725.03, 444,033.83 and 178,531.07

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Solution

The fourth proportional to 321,725.03, 444,033.83 and 178,531.07 is: 246,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,725.03 : 444,033.83 = 178,531.07 : x
  2. Step 2: Convert to fraction form
    321,725.03/444,033.83 = 178,531.07/x
  3. Step 3: Cross multiply
    321,725.03x = 444,033.83 × 178,531.07
  4. Step 4: Simplify right side
    321,725.03x = 79,273,833,012.26
  5. Step 5: Solve for x
    x = 79,273,833,012.26/321,725.03
  6. Step 6: Final answer
    x = 246,402.45

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1.5x scale

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.