Home / 766,849.61-1,058,128.01-444,496.75

Finding the Fourth Proportional to 766,849.61, 1,058,128.01 and 444,496.75

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Solution

The fourth proportional to 766,849.61, 1,058,128.01 and 444,496.75 is: 613,333.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,849.61 : 1,058,128.01 = 444,496.75 : x
  2. Step 2: Convert to fraction form
    766,849.61/1,058,128.01 = 444,496.75/x
  3. Step 3: Cross multiply
    766,849.61x = 1,058,128.01 × 444,496.75
  4. Step 4: Simplify right side
    766,849.61x = 470,334,458,328.03
  5. Step 5: Solve for x
    x = 470,334,458,328.03/766,849.61
  6. Step 6: Final answer
    x = 613,333.37

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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.