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Finding the Fourth Proportional to 329,015.68, 454,033.28 and 183,822.58

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Solution

The fourth proportional to 329,015.68, 454,033.28 and 183,822.58 is: 253,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,015.68 : 454,033.28 = 183,822.58 : x
  2. Step 2: Convert to fraction form
    329,015.68/454,033.28 = 183,822.58/x
  3. Step 3: Cross multiply
    329,015.68x = 454,033.28 × 183,822.58
  4. Step 4: Simplify right side
    329,015.68x = 83,461,568,935.46
  5. Step 5: Solve for x
    x = 83,461,568,935.46/329,015.68
  6. Step 6: Final answer
    x = 253,670.49

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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.