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Finding the Fourth Proportional to 329,368.44, 454,530.24 and 178,465.44

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Solution

The fourth proportional to 329,368.44, 454,530.24 and 178,465.44 is: 246,283.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,368.44 : 454,530.24 = 178,465.44 : x
  2. Step 2: Convert to fraction form
    329,368.44/454,530.24 = 178,465.44/x
  3. Step 3: Cross multiply
    329,368.44x = 454,530.24 × 178,465.44
  4. Step 4: Simplify right side
    329,368.44x = 81,117,939,274.91
  5. Step 5: Solve for x
    x = 81,117,939,274.91/329,368.44
  6. Step 6: Final answer
    x = 246,283.28

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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.