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Finding the Fourth Proportional to 341,661.40, 512,493.92 and 224,077.34

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Solution

The fourth proportional to 341,661.40, 512,493.92 and 224,077.34 is: 336,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,661.40 : 512,493.92 = 224,077.34 : x
  2. Step 2: Convert to fraction form
    341,661.40/512,493.92 = 224,077.34/x
  3. Step 3: Cross multiply
    341,661.40x = 512,493.92 × 224,077.34
  4. Step 4: Simplify right side
    341,661.40x = 114,838,274,359.77
  5. Step 5: Solve for x
    x = 114,838,274,359.77/341,661.40
  6. Step 6: Final answer
    x = 336,117.20

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1.5x scale

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.