Home / 322,552.32-445,073.28-179,313.60

Finding the Fourth Proportional to 322,552.32, 445,073.28 and 179,313.60

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Solution

The fourth proportional to 322,552.32, 445,073.28 and 179,313.60 is: 247,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,552.32 : 445,073.28 = 179,313.60 : x
  2. Step 2: Convert to fraction form
    322,552.32/445,073.28 = 179,313.60/x
  3. Step 3: Cross multiply
    322,552.32x = 445,073.28 × 179,313.60
  4. Step 4: Simplify right side
    322,552.32x = 79,807,692,100.61
  5. Step 5: Solve for x
    x = 79,807,692,100.61/322,552.32
  6. Step 6: Final answer
    x = 247,425.57

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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.