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Finding the Fourth Proportional to 363,062.80, 501,042.95 and 210,108.17

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Solution

The fourth proportional to 363,062.80, 501,042.95 and 210,108.17 is: 289,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,062.80 : 501,042.95 = 210,108.17 : x
  2. Step 2: Convert to fraction form
    363,062.80/501,042.95 = 210,108.17/x
  3. Step 3: Cross multiply
    363,062.80x = 501,042.95 × 210,108.17
  4. Step 4: Simplify right side
    363,062.80x = 105,273,218,305.87
  5. Step 5: Solve for x
    x = 105,273,218,305.87/363,062.80
  6. Step 6: Final answer
    x = 289,958.70

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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.