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Finding the Fourth Proportional to 694.94, 957.53 and 537.59

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Solution

The fourth proportional to 694.94, 957.53 and 537.59 is: 740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.94 : 957.53 = 537.59 : x
  2. Step 2: Convert to fraction form
    694.94/957.53 = 537.59/x
  3. Step 3: Cross multiply
    694.94x = 957.53 × 537.59
  4. Step 4: Simplify right side
    694.94x = 514,758.26
  5. Step 5: Solve for x
    x = 514,758.26/694.94
  6. Step 6: Final answer
    x = 740.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.