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Finding the Fourth Proportional to 341,661.21, 512,493.63 and 224,077.15

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Solution

The fourth proportional to 341,661.21, 512,493.63 and 224,077.15 is: 336,116.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,661.21 : 512,493.63 = 224,077.15 : x
  2. Step 2: Convert to fraction form
    341,661.21/512,493.63 = 224,077.15/x
  3. Step 3: Cross multiply
    341,661.21x = 512,493.63 × 224,077.15
  4. Step 4: Simplify right side
    341,661.21x = 114,838,112,003.56
  5. Step 5: Solve for x
    x = 114,838,112,003.56/341,661.21
  6. Step 6: Final answer
    x = 336,116.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.