Home / 766,939.02-1,058,379.39-444,839.82

Finding the Fourth Proportional to 766,939.02, 1,058,379.39 and 444,839.82

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Solution

The fourth proportional to 766,939.02, 1,058,379.39 and 444,839.82 is: 613,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,939.02 : 1,058,379.39 = 444,839.82 : x
  2. Step 2: Convert to fraction form
    766,939.02/1,058,379.39 = 444,839.82/x
  3. Step 3: Cross multiply
    766,939.02x = 1,058,379.39 × 444,839.82
  4. Step 4: Simplify right side
    766,939.02x = 470,809,297,339.31
  5. Step 5: Solve for x
    x = 470,809,297,339.31/766,939.02
  6. Step 6: Final answer
    x = 613,881.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.