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Finding the Fourth Proportional to 295,290.48, 443,006.28 and 95,611.09

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Solution

The fourth proportional to 295,290.48, 443,006.28 and 95,611.09 is: 143,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,290.48 : 443,006.28 = 95,611.09 : x
  2. Step 2: Convert to fraction form
    295,290.48/443,006.28 = 95,611.09/x
  3. Step 3: Cross multiply
    295,290.48x = 443,006.28 × 95,611.09
  4. Step 4: Simplify right side
    295,290.48x = 42,356,313,307.65
  5. Step 5: Solve for x
    x = 42,356,313,307.65/295,290.48
  6. Step 6: Final answer
    x = 143,439.48

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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.