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Finding the Fourth Proportional to 507.99, 761.92 and 183.36

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Solution

The fourth proportional to 507.99, 761.92 and 183.36 is: 275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.99 : 761.92 = 183.36 : x
  2. Step 2: Convert to fraction form
    507.99/761.92 = 183.36/x
  3. Step 3: Cross multiply
    507.99x = 761.92 × 183.36
  4. Step 4: Simplify right side
    507.99x = 139,705.65
  5. Step 5: Solve for x
    x = 139,705.65/507.99
  6. Step 6: Final answer
    x = 275.02

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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.