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Finding the Fourth Proportional to 304,530.30, 455,811.30 and 237,608.10

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Solution

The fourth proportional to 304,530.30, 455,811.30 and 237,608.10 is: 355,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,530.30 : 455,811.30 = 237,608.10 : x
  2. Step 2: Convert to fraction form
    304,530.30/455,811.30 = 237,608.10/x
  3. Step 3: Cross multiply
    304,530.30x = 455,811.30 × 237,608.10
  4. Step 4: Simplify right side
    304,530.30x = 108,304,456,951.53
  5. Step 5: Solve for x
    x = 108,304,456,951.53/304,530.30
  6. Step 6: Final answer
    x = 355,644.27

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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.