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Finding the Fourth Proportional to 593.70, 891.18 and 525.66

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Solution

The fourth proportional to 593.70, 891.18 and 525.66 is: 789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.70 : 891.18 = 525.66 : x
  2. Step 2: Convert to fraction form
    593.70/891.18 = 525.66/x
  3. Step 3: Cross multiply
    593.70x = 891.18 × 525.66
  4. Step 4: Simplify right side
    593.70x = 468,457.68
  5. Step 5: Solve for x
    x = 468,457.68/593.70
  6. Step 6: Final answer
    x = 789.05

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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.