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Finding the Fourth Proportional to 657,954.90, 986,166.90 and 303,004.80

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Solution

The fourth proportional to 657,954.90, 986,166.90 and 303,004.80 is: 454,154.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,954.90 : 986,166.90 = 303,004.80 : x
  2. Step 2: Convert to fraction form
    657,954.90/986,166.90 = 303,004.80/x
  3. Step 3: Cross multiply
    657,954.90x = 986,166.90 × 303,004.80
  4. Step 4: Simplify right side
    657,954.90x = 298,813,304,301.12
  5. Step 5: Solve for x
    x = 298,813,304,301.12/657,954.90
  6. Step 6: Final answer
    x = 454,154.69

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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.