Home / 755,287.36-1,131,669.89-530,244.90

Finding the Fourth Proportional to 755,287.36, 1,131,669.89 and 530,244.90

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Solution

The fourth proportional to 755,287.36, 1,131,669.89 and 530,244.90 is: 794,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,287.36 : 1,131,669.89 = 530,244.90 : x
  2. Step 2: Convert to fraction form
    755,287.36/1,131,669.89 = 530,244.90/x
  3. Step 3: Cross multiply
    755,287.36x = 1,131,669.89 × 530,244.90
  4. Step 4: Simplify right side
    755,287.36x = 600,062,191,237.02
  5. Step 5: Solve for x
    x = 600,062,191,237.02/755,287.36
  6. Step 6: Final answer
    x = 794,481.97

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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.