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Finding the Fourth Proportional to 483.63, 719.22 and 468.25

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Solution

The fourth proportional to 483.63, 719.22 and 468.25 is: 696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.63 : 719.22 = 468.25 : x
  2. Step 2: Convert to fraction form
    483.63/719.22 = 468.25/x
  3. Step 3: Cross multiply
    483.63x = 719.22 × 468.25
  4. Step 4: Simplify right side
    483.63x = 336,772.42
  5. Step 5: Solve for x
    x = 336,772.42/483.63
  6. Step 6: Final answer
    x = 696.35

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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.