Home / 751,284.88-1,127,058.53-330,549.82

Finding the Fourth Proportional to 751,284.88, 1,127,058.53 and 330,549.82

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Solution

The fourth proportional to 751,284.88, 1,127,058.53 and 330,549.82 is: 495,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,284.88 : 1,127,058.53 = 330,549.82 : x
  2. Step 2: Convert to fraction form
    751,284.88/1,127,058.53 = 330,549.82/x
  3. Step 3: Cross multiply
    751,284.88x = 1,127,058.53 × 330,549.82
  4. Step 4: Simplify right side
    751,284.88x = 372,548,994,220.97
  5. Step 5: Solve for x
    x = 372,548,994,220.97/751,284.88
  6. Step 6: Final answer
    x = 495,882.46

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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.