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Finding the Fourth Proportional to 304,510.32, 456,922.98 and 220,959.33

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Solution

The fourth proportional to 304,510.32, 456,922.98 and 220,959.33 is: 331,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,510.32 : 456,922.98 = 220,959.33 : x
  2. Step 2: Convert to fraction form
    304,510.32/456,922.98 = 220,959.33/x
  3. Step 3: Cross multiply
    304,510.32x = 456,922.98 × 220,959.33
  4. Step 4: Simplify right side
    304,510.32x = 100,961,395,522.40
  5. Step 5: Solve for x
    x = 100,961,395,522.40/304,510.32
  6. Step 6: Final answer
    x = 331,553.28

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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.