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Finding the Fourth Proportional to 529.58, 797.54 and 482.88

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Solution

The fourth proportional to 529.58, 797.54 and 482.88 is: 727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.58 : 797.54 = 482.88 : x
  2. Step 2: Convert to fraction form
    529.58/797.54 = 482.88/x
  3. Step 3: Cross multiply
    529.58x = 797.54 × 482.88
  4. Step 4: Simplify right side
    529.58x = 385,116.12
  5. Step 5: Solve for x
    x = 385,116.12/529.58
  6. Step 6: Final answer
    x = 727.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.