Home / 340,280.74-469,614.54-197,043.31

Finding the Fourth Proportional to 340,280.74, 469,614.54 and 197,043.31

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Solution

The fourth proportional to 340,280.74, 469,614.54 and 197,043.31 is: 271,935.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,280.74 : 469,614.54 = 197,043.31 : x
  2. Step 2: Convert to fraction form
    340,280.74/469,614.54 = 197,043.31/x
  3. Step 3: Cross multiply
    340,280.74x = 469,614.54 × 197,043.31
  4. Step 4: Simplify right side
    340,280.74x = 92,534,403,385.73
  5. Step 5: Solve for x
    x = 92,534,403,385.73/340,280.74
  6. Step 6: Final answer
    x = 271,935.47

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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.