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Finding the Fourth Proportional to 934.30, 1,400.01 and 568.99

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Solution

The fourth proportional to 934.30, 1,400.01 and 568.99 is: 852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    934.30 : 1,400.01 = 568.99 : x
  2. Step 2: Convert to fraction form
    934.30/1,400.01 = 568.99/x
  3. Step 3: Cross multiply
    934.30x = 1,400.01 × 568.99
  4. Step 4: Simplify right side
    934.30x = 796,591.69
  5. Step 5: Solve for x
    x = 796,591.69/934.30
  6. Step 6: Final answer
    x = 852.61

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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.