Home / 886,974.80-1,330,332.60-255,822.80

Finding the Fourth Proportional to 886,974.80, 1,330,332.60 and 255,822.80

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Solution

The fourth proportional to 886,974.80, 1,330,332.60 and 255,822.80 is: 383,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,974.80 : 1,330,332.60 = 255,822.80 : x
  2. Step 2: Convert to fraction form
    886,974.80/1,330,332.60 = 255,822.80/x
  3. Step 3: Cross multiply
    886,974.80x = 1,330,332.60 × 255,822.80
  4. Step 4: Simplify right side
    886,974.80x = 340,329,410,663.28
  5. Step 5: Solve for x
    x = 340,329,410,663.28/886,974.80
  6. Step 6: Final answer
    x = 383,696.82

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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.