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Finding the Fourth Proportional to 302,794.95, 453,763.97 and 167,918.34

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Solution

The fourth proportional to 302,794.95, 453,763.97 and 167,918.34 is: 251,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,794.95 : 453,763.97 = 167,918.34 : x
  2. Step 2: Convert to fraction form
    302,794.95/453,763.97 = 167,918.34/x
  3. Step 3: Cross multiply
    302,794.95x = 453,763.97 × 167,918.34
  4. Step 4: Simplify right side
    302,794.95x = 76,195,293,728.62
  5. Step 5: Solve for x
    x = 76,195,293,728.62/302,794.95
  6. Step 6: Final answer
    x = 251,639.91

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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.