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Finding the Fourth Proportional to 507.93, 701.46 and 360.30

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Solution

The fourth proportional to 507.93, 701.46 and 360.30 is: 497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.93 : 701.46 = 360.30 : x
  2. Step 2: Convert to fraction form
    507.93/701.46 = 360.30/x
  3. Step 3: Cross multiply
    507.93x = 701.46 × 360.30
  4. Step 4: Simplify right side
    507.93x = 252,736.04
  5. Step 5: Solve for x
    x = 252,736.04/507.93
  6. Step 6: Final answer
    x = 497.58

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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.