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Finding the Fourth Proportional to 593.52, 889.02 and 447.63

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Solution

The fourth proportional to 593.52, 889.02 and 447.63 is: 670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.52 : 889.02 = 447.63 : x
  2. Step 2: Convert to fraction form
    593.52/889.02 = 447.63/x
  3. Step 3: Cross multiply
    593.52x = 889.02 × 447.63
  4. Step 4: Simplify right side
    593.52x = 397,952.02
  5. Step 5: Solve for x
    x = 397,952.02/593.52
  6. Step 6: Final answer
    x = 670.49

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1.5x scale

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.