Home / 751,192.38-1,036,672.02-411,660.63

Finding the Fourth Proportional to 751,192.38, 1,036,672.02 and 411,660.63

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Solution

The fourth proportional to 751,192.38, 1,036,672.02 and 411,660.63 is: 568,106.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,192.38 : 1,036,672.02 = 411,660.63 : x
  2. Step 2: Convert to fraction form
    751,192.38/1,036,672.02 = 411,660.63/x
  3. Step 3: Cross multiply
    751,192.38x = 1,036,672.02 × 411,660.63
  4. Step 4: Simplify right side
    751,192.38x = 426,757,056,856.57
  5. Step 5: Solve for x
    x = 426,757,056,856.57/751,192.38
  6. Step 6: Final answer
    x = 568,106.21

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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.