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Finding the Fourth Proportional to 304,467.38, 456,702.96 and 79,825.79

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Solution

The fourth proportional to 304,467.38, 456,702.96 and 79,825.79 is: 119,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,467.38 : 456,702.96 = 79,825.79 : x
  2. Step 2: Convert to fraction form
    304,467.38/456,702.96 = 79,825.79/x
  3. Step 3: Cross multiply
    304,467.38x = 456,702.96 × 79,825.79
  4. Step 4: Simplify right side
    304,467.38x = 36,456,674,577.34
  5. Step 5: Solve for x
    x = 36,456,674,577.34/304,467.38
  6. Step 6: Final answer
    x = 119,739.18

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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.