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Finding the Fourth Proportional to 594.49, 891.51 and 286.27

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Solution

The fourth proportional to 594.49, 891.51 and 286.27 is: 429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.49 : 891.51 = 286.27 : x
  2. Step 2: Convert to fraction form
    594.49/891.51 = 286.27/x
  3. Step 3: Cross multiply
    594.49x = 891.51 × 286.27
  4. Step 4: Simplify right side
    594.49x = 255,212.57
  5. Step 5: Solve for x
    x = 255,212.57/594.49
  6. Step 6: Final answer
    x = 429.30

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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.