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Finding the Fourth Proportional to 329,367.04, 454,528.08 and 178,464

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Solution

The fourth proportional to 329,367.04, 454,528.08 and 178,464 is: 246,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,367.04 : 454,528.08 = 178,464 : x
  2. Step 2: Convert to fraction form
    329,367.04/454,528.08 = 178,464/x
  3. Step 3: Cross multiply
    329,367.04x = 454,528.08 × 178,464
  4. Step 4: Simplify right side
    329,367.04x = 81,116,899,269.12
  5. Step 5: Solve for x
    x = 81,116,899,269.12/329,367.04
  6. Step 6: Final answer
    x = 246,281.17

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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.