Home / 407,456.24-611,293.03-141,216.53

Finding the Fourth Proportional to 407,456.24, 611,293.03 and 141,216.53

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Solution

The fourth proportional to 407,456.24, 611,293.03 and 141,216.53 is: 211,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,456.24 : 611,293.03 = 141,216.53 : x
  2. Step 2: Convert to fraction form
    407,456.24/611,293.03 = 141,216.53/x
  3. Step 3: Cross multiply
    407,456.24x = 611,293.03 × 141,216.53
  4. Step 4: Simplify right side
    407,456.24x = 86,324,677,100.28
  5. Step 5: Solve for x
    x = 86,324,677,100.28/407,456.24
  6. Step 6: Final answer
    x = 211,862.45

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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.