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Finding the Fourth Proportional to 295,334.48, 442,904.52 and 162,364.88

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Solution

The fourth proportional to 295,334.48, 442,904.52 and 162,364.88 is: 243,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,334.48 : 442,904.52 = 162,364.88 : x
  2. Step 2: Convert to fraction form
    295,334.48/442,904.52 = 162,364.88/x
  3. Step 3: Cross multiply
    295,334.48x = 442,904.52 × 162,364.88
  4. Step 4: Simplify right side
    295,334.48x = 71,912,139,241.26
  5. Step 5: Solve for x
    x = 71,912,139,241.26/295,334.48
  6. Step 6: Final answer
    x = 243,493.88

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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.