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Finding the Fourth Proportional to 329,248.08, 454,362.36 and 178,345.08

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Solution

The fourth proportional to 329,248.08, 454,362.36 and 178,345.08 is: 246,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,248.08 : 454,362.36 = 178,345.08 : x
  2. Step 2: Convert to fraction form
    329,248.08/454,362.36 = 178,345.08/x
  3. Step 3: Cross multiply
    329,248.08x = 454,362.36 × 178,345.08
  4. Step 4: Simplify right side
    329,248.08x = 81,033,291,443.19
  5. Step 5: Solve for x
    x = 81,033,291,443.19/329,248.08
  6. Step 6: Final answer
    x = 246,116.22

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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.