Home / 941,381.28-1,412,059.77-231,415.47

Finding the Fourth Proportional to 941,381.28, 1,412,059.77 and 231,415.47

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Solution

The fourth proportional to 941,381.28, 1,412,059.77 and 231,415.47 is: 347,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,381.28 : 1,412,059.77 = 231,415.47 : x
  2. Step 2: Convert to fraction form
    941,381.28/1,412,059.77 = 231,415.47/x
  3. Step 3: Cross multiply
    941,381.28x = 1,412,059.77 × 231,415.47
  4. Step 4: Simplify right side
    941,381.28x = 326,772,475,342.64
  5. Step 5: Solve for x
    x = 326,772,475,342.64/941,381.28
  6. Step 6: Final answer
    x = 347,120.22

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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.