Home / 484,110.74-725,501.78-306,299.45

Finding the Fourth Proportional to 484,110.74, 725,501.78 and 306,299.45

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Solution

The fourth proportional to 484,110.74, 725,501.78 and 306,299.45 is: 459,028.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,110.74 : 725,501.78 = 306,299.45 : x
  2. Step 2: Convert to fraction form
    484,110.74/725,501.78 = 306,299.45/x
  3. Step 3: Cross multiply
    484,110.74x = 725,501.78 × 306,299.45
  4. Step 4: Simplify right side
    484,110.74x = 222,220,791,029.02
  5. Step 5: Solve for x
    x = 222,220,791,029.02/484,110.74
  6. Step 6: Final answer
    x = 459,028.84

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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.