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Finding the Fourth Proportional to 593,133.58, 818,528.24 and 321,201.52

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Solution

The fourth proportional to 593,133.58, 818,528.24 and 321,201.52 is: 443,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,133.58 : 818,528.24 = 321,201.52 : x
  2. Step 2: Convert to fraction form
    593,133.58/818,528.24 = 321,201.52/x
  3. Step 3: Cross multiply
    593,133.58x = 818,528.24 × 321,201.52
  4. Step 4: Simplify right side
    593,133.58x = 262,912,514,850.93
  5. Step 5: Solve for x
    x = 262,912,514,850.93/593,133.58
  6. Step 6: Final answer
    x = 443,260.21

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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.