Home / 303,628.03-454,943.54-103,839.41

Finding the Fourth Proportional to 303,628.03, 454,943.54 and 103,839.41

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Solution

The fourth proportional to 303,628.03, 454,943.54 and 103,839.41 is: 155,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,628.03 : 454,943.54 = 103,839.41 : x
  2. Step 2: Convert to fraction form
    303,628.03/454,943.54 = 103,839.41/x
  3. Step 3: Cross multiply
    303,628.03x = 454,943.54 × 103,839.41
  4. Step 4: Simplify right side
    303,628.03x = 47,241,070,173.87
  5. Step 5: Solve for x
    x = 47,241,070,173.87/303,628.03
  6. Step 6: Final answer
    x = 155,588.63

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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.