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Finding the Fourth Proportional to 503,634.28, 754,976.55 and 250,675.66

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Solution

The fourth proportional to 503,634.28, 754,976.55 and 250,675.66 is: 375,777.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,634.28 : 754,976.55 = 250,675.66 : x
  2. Step 2: Convert to fraction form
    503,634.28/754,976.55 = 250,675.66/x
  3. Step 3: Cross multiply
    503,634.28x = 754,976.55 × 250,675.66
  4. Step 4: Simplify right side
    503,634.28x = 189,254,244,955.77
  5. Step 5: Solve for x
    x = 189,254,244,955.77/503,634.28
  6. Step 6: Final answer
    x = 375,777.13

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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.