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Finding the Fourth Proportional to 329,450.58, 454,643.01 and 178,547.22

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Solution

The fourth proportional to 329,450.58, 454,643.01 and 178,547.22 is: 246,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,450.58 : 454,643.01 = 178,547.22 : x
  2. Step 2: Convert to fraction form
    329,450.58/454,643.01 = 178,547.22/x
  3. Step 3: Cross multiply
    329,450.58x = 454,643.01 × 178,547.22
  4. Step 4: Simplify right side
    329,450.58x = 81,175,245,527.93
  5. Step 5: Solve for x
    x = 81,175,245,527.93/329,450.58
  6. Step 6: Final answer
    x = 246,395.82

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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.