Home / 321,769.32-444,041.76-178,529.04

Finding the Fourth Proportional to 321,769.32, 444,041.76 and 178,529.04

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Solution

The fourth proportional to 321,769.32, 444,041.76 and 178,529.04 is: 246,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,769.32 : 444,041.76 = 178,529.04 : x
  2. Step 2: Convert to fraction form
    321,769.32/444,041.76 = 178,529.04/x
  3. Step 3: Cross multiply
    321,769.32x = 444,041.76 × 178,529.04
  4. Step 4: Simplify right side
    321,769.32x = 79,274,349,132.71
  5. Step 5: Solve for x
    x = 79,274,349,132.71/321,769.32
  6. Step 6: Final answer
    x = 246,370.13

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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.