Home / 327,569.85-452,292.75-322,338.45

Finding the Fourth Proportional to 327,569.85, 452,292.75 and 322,338.45

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Solution

The fourth proportional to 327,569.85, 452,292.75 and 322,338.45 is: 445,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,569.85 : 452,292.75 = 322,338.45 : x
  2. Step 2: Convert to fraction form
    327,569.85/452,292.75 = 322,338.45/x
  3. Step 3: Cross multiply
    327,569.85x = 452,292.75 × 322,338.45
  4. Step 4: Simplify right side
    327,569.85x = 145,791,343,981.24
  5. Step 5: Solve for x
    x = 145,791,343,981.24/327,569.85
  6. Step 6: Final answer
    x = 445,069.48

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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.