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Finding the Fourth Proportional to 504,436.68, 696,101.04 and 274,988.52

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Solution

The fourth proportional to 504,436.68, 696,101.04 and 274,988.52 is: 379,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,436.68 : 696,101.04 = 274,988.52 : x
  2. Step 2: Convert to fraction form
    504,436.68/696,101.04 = 274,988.52/x
  3. Step 3: Cross multiply
    504,436.68x = 696,101.04 × 274,988.52
  4. Step 4: Simplify right side
    504,436.68x = 191,419,794,760.06
  5. Step 5: Solve for x
    x = 191,419,794,760.06/504,436.68
  6. Step 6: Final answer
    x = 379,472.39

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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.