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Finding the Fourth Proportional to 507.96, 761.94 and 468.32

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Solution

The fourth proportional to 507.96, 761.94 and 468.32 is: 702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.96 : 761.94 = 468.32 : x
  2. Step 2: Convert to fraction form
    507.96/761.94 = 468.32/x
  3. Step 3: Cross multiply
    507.96x = 761.94 × 468.32
  4. Step 4: Simplify right side
    507.96x = 356,827.93
  5. Step 5: Solve for x
    x = 356,827.93/507.96
  6. Step 6: Final answer
    x = 702.47

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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.