Home / 321,854.04-444,158.82-178,614.18

Finding the Fourth Proportional to 321,854.04, 444,158.82 and 178,614.18

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Solution

The fourth proportional to 321,854.04, 444,158.82 and 178,614.18 is: 246,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,854.04 : 444,158.82 = 178,614.18 : x
  2. Step 2: Convert to fraction form
    321,854.04/444,158.82 = 178,614.18/x
  3. Step 3: Cross multiply
    321,854.04x = 444,158.82 × 178,614.18
  4. Step 4: Simplify right side
    321,854.04x = 79,333,063,424.07
  5. Step 5: Solve for x
    x = 79,333,063,424.07/321,854.04
  6. Step 6: Final answer
    x = 246,487.70

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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.