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Finding the Fourth Proportional to 495.84, 739.52 and 469.92

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Solution

The fourth proportional to 495.84, 739.52 and 469.92 is: 700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.84 : 739.52 = 469.92 : x
  2. Step 2: Convert to fraction form
    495.84/739.52 = 469.92/x
  3. Step 3: Cross multiply
    495.84x = 739.52 × 469.92
  4. Step 4: Simplify right side
    495.84x = 347,515.24
  5. Step 5: Solve for x
    x = 347,515.24/495.84
  6. Step 6: Final answer
    x = 700.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.