Home / 824,366.52-1,236,609.90-255,675.42

Finding the Fourth Proportional to 824,366.52, 1,236,609.90 and 255,675.42

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Solution

The fourth proportional to 824,366.52, 1,236,609.90 and 255,675.42 is: 383,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,366.52 : 1,236,609.90 = 255,675.42 : x
  2. Step 2: Convert to fraction form
    824,366.52/1,236,609.90 = 255,675.42/x
  3. Step 3: Cross multiply
    824,366.52x = 1,236,609.90 × 255,675.42
  4. Step 4: Simplify right side
    824,366.52x = 316,170,755,558.66
  5. Step 5: Solve for x
    x = 316,170,755,558.66/824,366.52
  6. Step 6: Final answer
    x = 383,531.78

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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.