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Finding the Fourth Proportional to 295,493.50, 443,240.25 and 73,877.50

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Solution

The fourth proportional to 295,493.50, 443,240.25 and 73,877.50 is: 110,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,493.50 : 443,240.25 = 73,877.50 : x
  2. Step 2: Convert to fraction form
    295,493.50/443,240.25 = 73,877.50/x
  3. Step 3: Cross multiply
    295,493.50x = 443,240.25 × 73,877.50
  4. Step 4: Simplify right side
    295,493.50x = 32,745,481,569.38
  5. Step 5: Solve for x
    x = 32,745,481,569.38/295,493.50
  6. Step 6: Final answer
    x = 110,816.25

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1.5x scale

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.