Home / 450,185.75-674,655.32-225,260.09

Finding the Fourth Proportional to 450,185.75, 674,655.32 and 225,260.09

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Solution

The fourth proportional to 450,185.75, 674,655.32 and 225,260.09 is: 337,578.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,185.75 : 674,655.32 = 225,260.09 : x
  2. Step 2: Convert to fraction form
    450,185.75/674,655.32 = 225,260.09/x
  3. Step 3: Cross multiply
    450,185.75x = 674,655.32 × 225,260.09
  4. Step 4: Simplify right side
    450,185.75x = 151,972,913,602.60
  5. Step 5: Solve for x
    x = 151,972,913,602.60/450,185.75
  6. Step 6: Final answer
    x = 337,578.24

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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.