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Finding the Fourth Proportional to 833.93, 1,252.02 and 524.85

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Solution

The fourth proportional to 833.93, 1,252.02 and 524.85 is: 787.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.93 : 1,252.02 = 524.85 : x
  2. Step 2: Convert to fraction form
    833.93/1,252.02 = 524.85/x
  3. Step 3: Cross multiply
    833.93x = 1,252.02 × 524.85
  4. Step 4: Simplify right side
    833.93x = 657,122.70
  5. Step 5: Solve for x
    x = 657,122.70/833.93
  6. Step 6: Final answer
    x = 787.99

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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.