Home / 593,382.20-890,073.10-394,091.68

Finding the Fourth Proportional to 593,382.20, 890,073.10 and 394,091.68

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Solution

The fourth proportional to 593,382.20, 890,073.10 and 394,091.68 is: 591,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,382.20 : 890,073.10 = 394,091.68 : x
  2. Step 2: Convert to fraction form
    593,382.20/890,073.10 = 394,091.68/x
  3. Step 3: Cross multiply
    593,382.20x = 890,073.10 × 394,091.68
  4. Step 4: Simplify right side
    593,382.20x = 350,770,403,301.81
  5. Step 5: Solve for x
    x = 350,770,403,301.81/593,382.20
  6. Step 6: Final answer
    x = 591,137.39

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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.