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Finding the Fourth Proportional to 507.04, 759.87 and 492.26

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Solution

The fourth proportional to 507.04, 759.87 and 492.26 is: 737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.04 : 759.87 = 492.26 : x
  2. Step 2: Convert to fraction form
    507.04/759.87 = 492.26/x
  3. Step 3: Cross multiply
    507.04x = 759.87 × 492.26
  4. Step 4: Simplify right side
    507.04x = 374,053.61
  5. Step 5: Solve for x
    x = 374,053.61/507.04
  6. Step 6: Final answer
    x = 737.72

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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.