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Finding the Fourth Proportional to 593,133.98, 818,525.33 and 321,202.17

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Solution

The fourth proportional to 593,133.98, 818,525.33 and 321,202.17 is: 443,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,133.98 : 818,525.33 = 321,202.17 : x
  2. Step 2: Convert to fraction form
    593,133.98/818,525.33 = 321,202.17/x
  3. Step 3: Cross multiply
    593,133.98x = 818,525.33 × 321,202.17
  4. Step 4: Simplify right side
    593,133.98x = 262,912,110,589.96
  5. Step 5: Solve for x
    x = 262,912,110,589.96/593,133.98
  6. Step 6: Final answer
    x = 443,259.23

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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.