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Finding the Fourth Proportional to 594.32, 820.17 and 483.57

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Solution

The fourth proportional to 594.32, 820.17 and 483.57 is: 667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.32 : 820.17 = 483.57 : x
  2. Step 2: Convert to fraction form
    594.32/820.17 = 483.57/x
  3. Step 3: Cross multiply
    594.32x = 820.17 × 483.57
  4. Step 4: Simplify right side
    594.32x = 396,609.61
  5. Step 5: Solve for x
    x = 396,609.61/594.32
  6. Step 6: Final answer
    x = 667.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.