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Finding the Fourth Proportional to 404,007.52, 606,029.50 and 151,222.20

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Solution

The fourth proportional to 404,007.52, 606,029.50 and 151,222.20 is: 226,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,007.52 : 606,029.50 = 151,222.20 : x
  2. Step 2: Convert to fraction form
    404,007.52/606,029.50 = 151,222.20/x
  3. Step 3: Cross multiply
    404,007.52x = 606,029.50 × 151,222.20
  4. Step 4: Simplify right side
    404,007.52x = 91,645,114,254.90
  5. Step 5: Solve for x
    x = 91,645,114,254.90/404,007.52
  6. Step 6: Final answer
    x = 226,840.12

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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.