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Finding the Fourth Proportional to 363,369.30, 544,069.80 and 284,637.30

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Solution

The fourth proportional to 363,369.30, 544,069.80 and 284,637.30 is: 426,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,369.30 : 544,069.80 = 284,637.30 : x
  2. Step 2: Convert to fraction form
    363,369.30/544,069.80 = 284,637.30/x
  3. Step 3: Cross multiply
    363,369.30x = 544,069.80 × 284,637.30
  4. Step 4: Simplify right side
    363,369.30x = 154,862,558,883.54
  5. Step 5: Solve for x
    x = 154,862,558,883.54/363,369.30
  6. Step 6: Final answer
    x = 426,185.04

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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.