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Finding the Fourth Proportional to 303,480.84, 454,637.04 and 189,673.14

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Solution

The fourth proportional to 303,480.84, 454,637.04 and 189,673.14 is: 284,144.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,480.84 : 454,637.04 = 189,673.14 : x
  2. Step 2: Convert to fraction form
    303,480.84/454,637.04 = 189,673.14/x
  3. Step 3: Cross multiply
    303,480.84x = 454,637.04 × 189,673.14
  4. Step 4: Simplify right side
    303,480.84x = 86,232,434,937.11
  5. Step 5: Solve for x
    x = 86,232,434,937.11/303,480.84
  6. Step 6: Final answer
    x = 284,144.58

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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.