Home / 766,835.74-1,058,237.51-444,736.81

Finding the Fourth Proportional to 766,835.74, 1,058,237.51 and 444,736.81

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Solution

The fourth proportional to 766,835.74, 1,058,237.51 and 444,736.81 is: 613,739.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,835.74 : 1,058,237.51 = 444,736.81 : x
  2. Step 2: Convert to fraction form
    766,835.74/1,058,237.51 = 444,736.81/x
  3. Step 3: Cross multiply
    766,835.74x = 1,058,237.51 × 444,736.81
  4. Step 4: Simplify right side
    766,835.74x = 470,637,174,419.74
  5. Step 5: Solve for x
    x = 470,637,174,419.74/766,835.74
  6. Step 6: Final answer
    x = 613,739.23

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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.