Home / 1,089,851.08-1,635,011.92-331,751.82

Finding the Fourth Proportional to 1,089,851.08, 1,635,011.92 and 331,751.82

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Solution

The fourth proportional to 1,089,851.08, 1,635,011.92 and 331,751.82 is: 497,699.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,851.08 : 1,635,011.92 = 331,751.82 : x
  2. Step 2: Convert to fraction form
    1,089,851.08/1,635,011.92 = 331,751.82/x
  3. Step 3: Cross multiply
    1,089,851.08x = 1,635,011.92 × 331,751.82
  4. Step 4: Simplify right side
    1,089,851.08x = 542,418,180,181.69
  5. Step 5: Solve for x
    x = 542,418,180,181.69/1,089,851.08
  6. Step 6: Final answer
    x = 497,699.36

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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.