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Finding the Fourth Proportional to 301,791.86, 452,900.51 and 141,875.09

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Solution

The fourth proportional to 301,791.86, 452,900.51 and 141,875.09 is: 212,912.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,791.86 : 452,900.51 = 141,875.09 : x
  2. Step 2: Convert to fraction form
    301,791.86/452,900.51 = 141,875.09/x
  3. Step 3: Cross multiply
    301,791.86x = 452,900.51 × 141,875.09
  4. Step 4: Simplify right side
    301,791.86x = 64,255,297,643.42
  5. Step 5: Solve for x
    x = 64,255,297,643.42/301,791.86
  6. Step 6: Final answer
    x = 212,912.63

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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.