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Finding the Fourth Proportional to 593.42, 888.30 and 543.02

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Solution

The fourth proportional to 593.42, 888.30 and 543.02 is: 812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.42 : 888.30 = 543.02 : x
  2. Step 2: Convert to fraction form
    593.42/888.30 = 543.02/x
  3. Step 3: Cross multiply
    593.42x = 888.30 × 543.02
  4. Step 4: Simplify right side
    593.42x = 482,364.67
  5. Step 5: Solve for x
    x = 482,364.67/593.42
  6. Step 6: Final answer
    x = 812.86

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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.