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Finding the Fourth Proportional to 303,606.30, 454,680.45 and 163,055.10

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Solution

The fourth proportional to 303,606.30, 454,680.45 and 163,055.10 is: 244,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,606.30 : 454,680.45 = 163,055.10 : x
  2. Step 2: Convert to fraction form
    303,606.30/454,680.45 = 163,055.10/x
  3. Step 3: Cross multiply
    303,606.30x = 454,680.45 × 163,055.10
  4. Step 4: Simplify right side
    303,606.30x = 74,137,966,242.80
  5. Step 5: Solve for x
    x = 74,137,966,242.80/303,606.30
  6. Step 6: Final answer
    x = 244,191.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.