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Finding the Fourth Proportional to 535.01, 737.85 and 348.41

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Solution

The fourth proportional to 535.01, 737.85 and 348.41 is: 480.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.01 : 737.85 = 348.41 : x
  2. Step 2: Convert to fraction form
    535.01/737.85 = 348.41/x
  3. Step 3: Cross multiply
    535.01x = 737.85 × 348.41
  4. Step 4: Simplify right side
    535.01x = 257,070.63
  5. Step 5: Solve for x
    x = 257,070.63/535.01
  6. Step 6: Final answer
    x = 480.50

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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.