Home / 767,053.13-1,150,745.78-293,738.51

Finding the Fourth Proportional to 767,053.13, 1,150,745.78 and 293,738.51

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Solution

The fourth proportional to 767,053.13, 1,150,745.78 and 293,738.51 is: 440,671.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,053.13 : 1,150,745.78 = 293,738.51 : x
  2. Step 2: Convert to fraction form
    767,053.13/1,150,745.78 = 293,738.51/x
  3. Step 3: Cross multiply
    767,053.13x = 1,150,745.78 × 293,738.51
  4. Step 4: Simplify right side
    767,053.13x = 338,018,354,417.20
  5. Step 5: Solve for x
    x = 338,018,354,417.20/767,053.13
  6. Step 6: Final answer
    x = 440,671.37

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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.