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Finding the Fourth Proportional to 349,794.82, 524,708.62 and 113,155.95

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Solution

The fourth proportional to 349,794.82, 524,708.62 and 113,155.95 is: 169,739.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,794.82 : 524,708.62 = 113,155.95 : x
  2. Step 2: Convert to fraction form
    349,794.82/524,708.62 = 113,155.95/x
  3. Step 3: Cross multiply
    349,794.82x = 524,708.62 × 113,155.95
  4. Step 4: Simplify right side
    349,794.82x = 59,373,902,369.29
  5. Step 5: Solve for x
    x = 59,373,902,369.29/349,794.82
  6. Step 6: Final answer
    x = 169,739.23

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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.