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Finding the Fourth Proportional to 302,592.57, 453,678.66 and 134,021.04

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Solution

The fourth proportional to 302,592.57, 453,678.66 and 134,021.04 is: 200,938.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,592.57 : 453,678.66 = 134,021.04 : x
  2. Step 2: Convert to fraction form
    302,592.57/453,678.66 = 134,021.04/x
  3. Step 3: Cross multiply
    302,592.57x = 453,678.66 × 134,021.04
  4. Step 4: Simplify right side
    302,592.57x = 60,802,485,839.01
  5. Step 5: Solve for x
    x = 60,802,485,839.01/302,592.57
  6. Step 6: Final answer
    x = 200,938.46

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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.