Home / 340,341.48-469,650.12-197,076.60

Finding the Fourth Proportional to 340,341.48, 469,650.12 and 197,076.60

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Solution

The fourth proportional to 340,341.48, 469,650.12 and 197,076.60 is: 271,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,341.48 : 469,650.12 = 197,076.60 : x
  2. Step 2: Convert to fraction form
    340,341.48/469,650.12 = 197,076.60/x
  3. Step 3: Cross multiply
    340,341.48x = 469,650.12 × 197,076.60
  4. Step 4: Simplify right side
    340,341.48x = 92,557,048,839.19
  5. Step 5: Solve for x
    x = 92,557,048,839.19/340,341.48
  6. Step 6: Final answer
    x = 271,953.48

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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.