Home / 501,278.56-751,962.10-141,452.58

Finding the Fourth Proportional to 501,278.56, 751,962.10 and 141,452.58

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Solution

The fourth proportional to 501,278.56, 751,962.10 and 141,452.58 is: 212,191.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,278.56 : 751,962.10 = 141,452.58 : x
  2. Step 2: Convert to fraction form
    501,278.56/751,962.10 = 141,452.58/x
  3. Step 3: Cross multiply
    501,278.56x = 751,962.10 × 141,452.58
  4. Step 4: Simplify right side
    501,278.56x = 106,366,979,107.22
  5. Step 5: Solve for x
    x = 106,366,979,107.22/501,278.56
  6. Step 6: Final answer
    x = 212,191.36

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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.