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Finding the Fourth Proportional to 307,540.77, 461,378.73 and 94,337.93

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Solution

The fourth proportional to 307,540.77, 461,378.73 and 94,337.93 is: 141,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,540.77 : 461,378.73 = 94,337.93 : x
  2. Step 2: Convert to fraction form
    307,540.77/461,378.73 = 94,337.93/x
  3. Step 3: Cross multiply
    307,540.77x = 461,378.73 × 94,337.93
  4. Step 4: Simplify right side
    307,540.77x = 43,525,515,841.44
  5. Step 5: Solve for x
    x = 43,525,515,841.44/307,540.77
  6. Step 6: Final answer
    x = 141,527.63

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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.