Home / 450,126.83-674,839.68-225,371.45

Finding the Fourth Proportional to 450,126.83, 674,839.68 and 225,371.45

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Solution

The fourth proportional to 450,126.83, 674,839.68 and 225,371.45 is: 337,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,126.83 : 674,839.68 = 225,371.45 : x
  2. Step 2: Convert to fraction form
    450,126.83/674,839.68 = 225,371.45/x
  3. Step 3: Cross multiply
    450,126.83x = 674,839.68 × 225,371.45
  4. Step 4: Simplify right side
    450,126.83x = 152,089,597,199.14
  5. Step 5: Solve for x
    x = 152,089,597,199.14/450,126.83
  6. Step 6: Final answer
    x = 337,881.65

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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.