Home / 593,721.60-888,832.80-394,267.20

Finding the Fourth Proportional to 593,721.60, 888,832.80 and 394,267.20

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Solution

The fourth proportional to 593,721.60, 888,832.80 and 394,267.20 is: 590,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,721.60 : 888,832.80 = 394,267.20 : x
  2. Step 2: Convert to fraction form
    593,721.60/888,832.80 = 394,267.20/x
  3. Step 3: Cross multiply
    593,721.60x = 888,832.80 × 394,267.20
  4. Step 4: Simplify right side
    593,721.60x = 350,437,619,324.16
  5. Step 5: Solve for x
    x = 350,437,619,324.16/593,721.60
  6. Step 6: Final answer
    x = 590,238.96

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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.