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Finding the Fourth Proportional to 295,307.82, 443,032.20 and 95,628.42

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Solution

The fourth proportional to 295,307.82, 443,032.20 and 95,628.42 is: 143,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,307.82 : 443,032.20 = 95,628.42 : x
  2. Step 2: Convert to fraction form
    295,307.82/443,032.20 = 95,628.42/x
  3. Step 3: Cross multiply
    295,307.82x = 443,032.20 × 95,628.42
  4. Step 4: Simplify right side
    295,307.82x = 42,366,469,295.12
  5. Step 5: Solve for x
    x = 42,366,469,295.12/295,307.82
  6. Step 6: Final answer
    x = 143,465.45

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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.