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Finding the Fourth Proportional to 635,732.59, 877,274.55 and 349,246.52

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Solution

The fourth proportional to 635,732.59, 877,274.55 and 349,246.52 is: 481,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,732.59 : 877,274.55 = 349,246.52 : x
  2. Step 2: Convert to fraction form
    635,732.59/877,274.55 = 349,246.52/x
  3. Step 3: Cross multiply
    635,732.59x = 877,274.55 × 349,246.52
  4. Step 4: Simplify right side
    635,732.59x = 306,385,083,672.07
  5. Step 5: Solve for x
    x = 306,385,083,672.07/635,732.59
  6. Step 6: Final answer
    x = 481,940.19

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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.