Home / 302,040.38-452,074.77-222,057.20

Finding the Fourth Proportional to 302,040.38, 452,074.77 and 222,057.20

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Solution

The fourth proportional to 302,040.38, 452,074.77 and 222,057.20 is: 332,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,040.38 : 452,074.77 = 222,057.20 : x
  2. Step 2: Convert to fraction form
    302,040.38/452,074.77 = 222,057.20/x
  3. Step 3: Cross multiply
    302,040.38x = 452,074.77 × 222,057.20
  4. Step 4: Simplify right side
    302,040.38x = 100,386,455,356.47
  5. Step 5: Solve for x
    x = 100,386,455,356.47/302,040.38
  6. Step 6: Final answer
    x = 332,361.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.