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Finding the Fourth Proportional to 502, 753.04 and 357.36

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Solution

The fourth proportional to 502, 753.04 and 357.36 is: 536.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    502 : 753.04 = 357.36 : x
  2. Step 2: Convert to fraction form
    502/753.04 = 357.36/x
  3. Step 3: Cross multiply
    502x = 753.04 × 357.36
  4. Step 4: Simplify right side
    502x = 269,106.37
  5. Step 5: Solve for x
    x = 269,106.37/502
  6. Step 6: Final answer
    x = 536.07

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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.