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Finding the Fourth Proportional to 304,451.69, 456,627.94 and 102,137.34

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Solution

The fourth proportional to 304,451.69, 456,627.94 and 102,137.34 is: 153,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,451.69 : 456,627.94 = 102,137.34 : x
  2. Step 2: Convert to fraction form
    304,451.69/456,627.94 = 102,137.34/x
  3. Step 3: Cross multiply
    304,451.69x = 456,627.94 × 102,137.34
  4. Step 4: Simplify right side
    304,451.69x = 46,638,760,367.45
  5. Step 5: Solve for x
    x = 46,638,760,367.45/304,451.69
  6. Step 6: Final answer
    x = 153,189.36

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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.