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Finding the Fourth Proportional to 349,564.58, 524,358.48 and 96,847.61

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Solution

The fourth proportional to 349,564.58, 524,358.48 and 96,847.61 is: 145,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,564.58 : 524,358.48 = 96,847.61 : x
  2. Step 2: Convert to fraction form
    349,564.58/524,358.48 = 96,847.61/x
  3. Step 3: Cross multiply
    349,564.58x = 524,358.48 × 96,847.61
  4. Step 4: Simplify right side
    349,564.58x = 50,782,865,571.23
  5. Step 5: Solve for x
    x = 50,782,865,571.23/349,564.58
  6. Step 6: Final answer
    x = 145,274.63

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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.