Home / 321,741.90-444,057.12-178,547.94

Finding the Fourth Proportional to 321,741.90, 444,057.12 and 178,547.94

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Solution

The fourth proportional to 321,741.90, 444,057.12 and 178,547.94 is: 246,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,741.90 : 444,057.12 = 178,547.94 : x
  2. Step 2: Convert to fraction form
    321,741.90/444,057.12 = 178,547.94/x
  3. Step 3: Cross multiply
    321,741.90x = 444,057.12 × 178,547.94
  4. Step 4: Simplify right side
    321,741.90x = 79,285,484,018.33
  5. Step 5: Solve for x
    x = 79,285,484,018.33/321,741.90
  6. Step 6: Final answer
    x = 246,425.73

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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.