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Finding the Fourth Proportional to 304,963.79, 456,824.43 and 144,553.52

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Solution

The fourth proportional to 304,963.79, 456,824.43 and 144,553.52 is: 216,535.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,963.79 : 456,824.43 = 144,553.52 : x
  2. Step 2: Convert to fraction form
    304,963.79/456,824.43 = 144,553.52/x
  3. Step 3: Cross multiply
    304,963.79x = 456,824.43 × 144,553.52
  4. Step 4: Simplify right side
    304,963.79x = 66,035,580,520.55
  5. Step 5: Solve for x
    x = 66,035,580,520.55/304,963.79
  6. Step 6: Final answer
    x = 216,535.81

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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.