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Finding the Fourth Proportional to 295,339.82, 443,246.19 and 153,225.82

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Solution

The fourth proportional to 295,339.82, 443,246.19 and 153,225.82 is: 229,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,339.82 : 443,246.19 = 153,225.82 : x
  2. Step 2: Convert to fraction form
    295,339.82/443,246.19 = 153,225.82/x
  3. Step 3: Cross multiply
    295,339.82x = 443,246.19 × 153,225.82
  4. Step 4: Simplify right side
    295,339.82x = 67,916,760,924.63
  5. Step 5: Solve for x
    x = 67,916,760,924.63/295,339.82
  6. Step 6: Final answer
    x = 229,961.41

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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.