Home / 450,186.12-674,655.89-225,260.46

Finding the Fourth Proportional to 450,186.12, 674,655.89 and 225,260.46

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Solution

The fourth proportional to 450,186.12, 674,655.89 and 225,260.46 is: 337,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,186.12 : 674,655.89 = 225,260.46 : x
  2. Step 2: Convert to fraction form
    450,186.12/674,655.89 = 225,260.46/x
  3. Step 3: Cross multiply
    450,186.12x = 674,655.89 × 225,260.46
  4. Step 4: Simplify right side
    450,186.12x = 151,973,294,996.81
  5. Step 5: Solve for x
    x = 151,973,294,996.81/450,186.12
  6. Step 6: Final answer
    x = 337,578.81

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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.