Home / 755,910.90-1,134,072.90-223,431.48

Finding the Fourth Proportional to 755,910.90, 1,134,072.90 and 223,431.48

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Solution

The fourth proportional to 755,910.90, 1,134,072.90 and 223,431.48 is: 335,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,910.90 : 1,134,072.90 = 223,431.48 : x
  2. Step 2: Convert to fraction form
    755,910.90/1,134,072.90 = 223,431.48/x
  3. Step 3: Cross multiply
    755,910.90x = 1,134,072.90 × 223,431.48
  4. Step 4: Simplify right side
    755,910.90x = 253,387,586,474.89
  5. Step 5: Solve for x
    x = 253,387,586,474.89/755,910.90
  6. Step 6: Final answer
    x = 335,208.27

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1.5x scale

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.