Home / 891,898.86-1,231,842.96-587,337.24

Finding the Fourth Proportional to 891,898.86, 1,231,842.96 and 587,337.24

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Solution

The fourth proportional to 891,898.86, 1,231,842.96 and 587,337.24 is: 811,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,898.86 : 1,231,842.96 = 587,337.24 : x
  2. Step 2: Convert to fraction form
    891,898.86/1,231,842.96 = 587,337.24/x
  3. Step 3: Cross multiply
    891,898.86x = 1,231,842.96 × 587,337.24
  4. Step 4: Simplify right side
    891,898.86x = 723,507,244,239.83
  5. Step 5: Solve for x
    x = 723,507,244,239.83/891,898.86
  6. Step 6: Final answer
    x = 811,198.75

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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.