Home / 824,358.01-1,236,713.34-255,726.77

Finding the Fourth Proportional to 824,358.01, 1,236,713.34 and 255,726.77

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Solution

The fourth proportional to 824,358.01, 1,236,713.34 and 255,726.77 is: 383,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,358.01 : 1,236,713.34 = 255,726.77 : x
  2. Step 2: Convert to fraction form
    824,358.01/1,236,713.34 = 255,726.77/x
  3. Step 3: Cross multiply
    824,358.01x = 1,236,713.34 × 255,726.77
  4. Step 4: Simplify right side
    824,358.01x = 316,260,708,866.80
  5. Step 5: Solve for x
    x = 316,260,708,866.80/824,358.01
  6. Step 6: Final answer
    x = 383,644.85

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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.