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Finding the Fourth Proportional to 426,467.46, 588,513.74 and 235,476.74

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Solution

The fourth proportional to 426,467.46, 588,513.74 and 235,476.74 is: 324,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,467.46 : 588,513.74 = 235,476.74 : x
  2. Step 2: Convert to fraction form
    426,467.46/588,513.74 = 235,476.74/x
  3. Step 3: Cross multiply
    426,467.46x = 588,513.74 × 235,476.74
  4. Step 4: Simplify right side
    426,467.46x = 138,581,296,940.41
  5. Step 5: Solve for x
    x = 138,581,296,940.41/426,467.46
  6. Step 6: Final answer
    x = 324,951.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.