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Finding the Fourth Proportional to 593.69, 889.50 and 519.74

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Solution

The fourth proportional to 593.69, 889.50 and 519.74 is: 778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.69 : 889.50 = 519.74 : x
  2. Step 2: Convert to fraction form
    593.69/889.50 = 519.74/x
  3. Step 3: Cross multiply
    593.69x = 889.50 × 519.74
  4. Step 4: Simplify right side
    593.69x = 462,304.28
  5. Step 5: Solve for x
    x = 462,304.28/593.69
  6. Step 6: Final answer
    x = 778.70

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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.