Home / 766,770.85-1,058,147.97-444,671.92

Finding the Fourth Proportional to 766,770.85, 1,058,147.97 and 444,671.92

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Solution

The fourth proportional to 766,770.85, 1,058,147.97 and 444,671.92 is: 613,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,770.85 : 1,058,147.97 = 444,671.92 : x
  2. Step 2: Convert to fraction form
    766,770.85/1,058,147.97 = 444,671.92/x
  3. Step 3: Cross multiply
    766,770.85x = 1,058,147.97 × 444,671.92
  4. Step 4: Simplify right side
    766,770.85x = 470,528,689,464.00
  5. Step 5: Solve for x
    x = 470,528,689,464.00/766,770.85
  6. Step 6: Final answer
    x = 613,649.68

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1.5x scale

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.