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Finding the Fourth Proportional to 302,796.94, 453,766.96 and 167,920.34

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Solution

The fourth proportional to 302,796.94, 453,766.96 and 167,920.34 is: 251,642.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,796.94 : 453,766.96 = 167,920.34 : x
  2. Step 2: Convert to fraction form
    302,796.94/453,766.96 = 167,920.34/x
  3. Step 3: Cross multiply
    302,796.94x = 453,766.96 × 167,920.34
  4. Step 4: Simplify right side
    302,796.94x = 76,196,702,203.97
  5. Step 5: Solve for x
    x = 76,196,702,203.97/302,796.94
  6. Step 6: Final answer
    x = 251,642.91

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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.