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Finding the Fourth Proportional to 361,594.47, 499,004.88 and 208,664.40

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Solution

The fourth proportional to 361,594.47, 499,004.88 and 208,664.40 is: 287,959.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,594.47 : 499,004.88 = 208,664.40 : x
  2. Step 2: Convert to fraction form
    361,594.47/499,004.88 = 208,664.40/x
  3. Step 3: Cross multiply
    361,594.47x = 499,004.88 × 208,664.40
  4. Step 4: Simplify right side
    361,594.47x = 104,124,553,882.27
  5. Step 5: Solve for x
    x = 104,124,553,882.27/361,594.47
  6. Step 6: Final answer
    x = 287,959.48

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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.