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Finding the Fourth Proportional to 376,222.42, 519,193.29 and 206,472.34

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Solution

The fourth proportional to 376,222.42, 519,193.29 and 206,472.34 is: 284,935.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,222.42 : 519,193.29 = 206,472.34 : x
  2. Step 2: Convert to fraction form
    376,222.42/519,193.29 = 206,472.34/x
  3. Step 3: Cross multiply
    376,222.42x = 519,193.29 × 206,472.34
  4. Step 4: Simplify right side
    376,222.42x = 107,199,053,498.60
  5. Step 5: Solve for x
    x = 107,199,053,498.60/376,222.42
  6. Step 6: Final answer
    x = 284,935.31

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1.5x scale

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.