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Finding the Fourth Proportional to 349,852.62, 524,784.60 and 109,958.97

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Solution

The fourth proportional to 349,852.62, 524,784.60 and 109,958.97 is: 164,940.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,852.62 : 524,784.60 = 109,958.97 : x
  2. Step 2: Convert to fraction form
    349,852.62/524,784.60 = 109,958.97/x
  3. Step 3: Cross multiply
    349,852.62x = 524,784.60 × 109,958.97
  4. Step 4: Simplify right side
    349,852.62x = 57,704,774,087.86
  5. Step 5: Solve for x
    x = 57,704,774,087.86/349,852.62
  6. Step 6: Final answer
    x = 164,940.24

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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.