Home / 414,695.20-572,136.72-251,404.36

Finding the Fourth Proportional to 414,695.20, 572,136.72 and 251,404.36

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Solution

The fourth proportional to 414,695.20, 572,136.72 and 251,404.36 is: 346,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,695.20 : 572,136.72 = 251,404.36 : x
  2. Step 2: Convert to fraction form
    414,695.20/572,136.72 = 251,404.36/x
  3. Step 3: Cross multiply
    414,695.20x = 572,136.72 × 251,404.36
  4. Step 4: Simplify right side
    414,695.20x = 143,837,665,924.10
  5. Step 5: Solve for x
    x = 143,837,665,924.10/414,695.20
  6. Step 6: Final answer
    x = 346,851.53

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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.