Home / 741,877.66-1,112,898.30-236,321.02

Finding the Fourth Proportional to 741,877.66, 1,112,898.30 and 236,321.02

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Solution

The fourth proportional to 741,877.66, 1,112,898.30 and 236,321.02 is: 354,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,877.66 : 1,112,898.30 = 236,321.02 : x
  2. Step 2: Convert to fraction form
    741,877.66/1,112,898.30 = 236,321.02/x
  3. Step 3: Cross multiply
    741,877.66x = 1,112,898.30 × 236,321.02
  4. Step 4: Simplify right side
    741,877.66x = 263,001,261,412.27
  5. Step 5: Solve for x
    x = 263,001,261,412.27/741,877.66
  6. Step 6: Final answer
    x = 354,507.59

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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.