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Finding the Fourth Proportional to 848.52, 1,274.24 and 504.02

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Solution

The fourth proportional to 848.52, 1,274.24 and 504.02 is: 756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.52 : 1,274.24 = 504.02 : x
  2. Step 2: Convert to fraction form
    848.52/1,274.24 = 504.02/x
  3. Step 3: Cross multiply
    848.52x = 1,274.24 × 504.02
  4. Step 4: Simplify right side
    848.52x = 642,237.94
  5. Step 5: Solve for x
    x = 642,237.94/848.52
  6. Step 6: Final answer
    x = 756.90

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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.