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Finding the Fourth Proportional to 299,234.52, 448,603.38 and 121,825.08

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Solution

The fourth proportional to 299,234.52, 448,603.38 and 121,825.08 is: 182,636.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,234.52 : 448,603.38 = 121,825.08 : x
  2. Step 2: Convert to fraction form
    299,234.52/448,603.38 = 121,825.08/x
  3. Step 3: Cross multiply
    299,234.52x = 448,603.38 × 121,825.08
  4. Step 4: Simplify right side
    299,234.52x = 54,651,142,656.77
  5. Step 5: Solve for x
    x = 54,651,142,656.77/299,234.52
  6. Step 6: Final answer
    x = 182,636.49

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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.