Home / 767,041.13-1,150,727.78-293,726.51

Finding the Fourth Proportional to 767,041.13, 1,150,727.78 and 293,726.51

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Solution

The fourth proportional to 767,041.13, 1,150,727.78 and 293,726.51 is: 440,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,041.13 : 1,150,727.78 = 293,726.51 : x
  2. Step 2: Convert to fraction form
    767,041.13/1,150,727.78 = 293,726.51/x
  3. Step 3: Cross multiply
    767,041.13x = 1,150,727.78 × 293,726.51
  4. Step 4: Simplify right side
    767,041.13x = 337,999,247,557.18
  5. Step 5: Solve for x
    x = 337,999,247,557.18/767,041.13
  6. Step 6: Final answer
    x = 440,653.36

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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.