Home / 674,268.56-1,011,801.86-248,103.65

Finding the Fourth Proportional to 674,268.56, 1,011,801.86 and 248,103.65

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Solution

The fourth proportional to 674,268.56, 1,011,801.86 and 248,103.65 is: 372,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,268.56 : 1,011,801.86 = 248,103.65 : x
  2. Step 2: Convert to fraction form
    674,268.56/1,011,801.86 = 248,103.65/x
  3. Step 3: Cross multiply
    674,268.56x = 1,011,801.86 × 248,103.65
  4. Step 4: Simplify right side
    674,268.56x = 251,031,728,243.26
  5. Step 5: Solve for x
    x = 251,031,728,243.26/674,268.56
  6. Step 6: Final answer
    x = 372,302.29

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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.