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Finding the Fourth Proportional to 507.60, 700.92 and 333.36

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Solution

The fourth proportional to 507.60, 700.92 and 333.36 is: 460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.60 : 700.92 = 333.36 : x
  2. Step 2: Convert to fraction form
    507.60/700.92 = 333.36/x
  3. Step 3: Cross multiply
    507.60x = 700.92 × 333.36
  4. Step 4: Simplify right side
    507.60x = 233,658.69
  5. Step 5: Solve for x
    x = 233,658.69/507.60
  6. Step 6: Final answer
    x = 460.32

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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.