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Finding the Fourth Proportional to 295,658.93, 443,820.09 and 118,289.59

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Solution

The fourth proportional to 295,658.93, 443,820.09 and 118,289.59 is: 177,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,658.93 : 443,820.09 = 118,289.59 : x
  2. Step 2: Convert to fraction form
    295,658.93/443,820.09 = 118,289.59/x
  3. Step 3: Cross multiply
    295,658.93x = 443,820.09 × 118,289.59
  4. Step 4: Simplify right side
    295,658.93x = 52,499,296,479.86
  5. Step 5: Solve for x
    x = 52,499,296,479.86/295,658.93
  6. Step 6: Final answer
    x = 177,567.09

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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.