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Finding the Fourth Proportional to 295,519.71, 443,458.86 and 118,011.84

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Solution

The fourth proportional to 295,519.71, 443,458.86 and 118,011.84 is: 177,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,519.71 : 443,458.86 = 118,011.84 : x
  2. Step 2: Convert to fraction form
    295,519.71/443,458.86 = 118,011.84/x
  3. Step 3: Cross multiply
    295,519.71x = 443,458.86 × 118,011.84
  4. Step 4: Simplify right side
    295,519.71x = 52,333,396,032.90
  5. Step 5: Solve for x
    x = 52,333,396,032.90/295,519.71
  6. Step 6: Final answer
    x = 177,089.36

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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.