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Finding the Fourth Proportional to 550,465.84, 826,049.55 and 250,976.30

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Solution

The fourth proportional to 550,465.84, 826,049.55 and 250,976.30 is: 376,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,465.84 : 826,049.55 = 250,976.30 : x
  2. Step 2: Convert to fraction form
    550,465.84/826,049.55 = 250,976.30/x
  3. Step 3: Cross multiply
    550,465.84x = 826,049.55 × 250,976.30
  4. Step 4: Simplify right side
    550,465.84x = 207,318,859,675.67
  5. Step 5: Solve for x
    x = 207,318,859,675.67/550,465.84
  6. Step 6: Final answer
    x = 376,624.39

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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.