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Finding the Fourth Proportional to 595.17, 820.94 and 373.92

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Solution

The fourth proportional to 595.17, 820.94 and 373.92 is: 515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.17 : 820.94 = 373.92 : x
  2. Step 2: Convert to fraction form
    595.17/820.94 = 373.92/x
  3. Step 3: Cross multiply
    595.17x = 820.94 × 373.92
  4. Step 4: Simplify right side
    595.17x = 306,965.88
  5. Step 5: Solve for x
    x = 306,965.88/595.17
  6. Step 6: Final answer
    x = 515.76

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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.