Home / 852,909.04-1,279,980.86-333,660.85

Finding the Fourth Proportional to 852,909.04, 1,279,980.86 and 333,660.85

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Solution

The fourth proportional to 852,909.04, 1,279,980.86 and 333,660.85 is: 500,732.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,909.04 : 1,279,980.86 = 333,660.85 : x
  2. Step 2: Convert to fraction form
    852,909.04/1,279,980.86 = 333,660.85/x
  3. Step 3: Cross multiply
    852,909.04x = 1,279,980.86 × 333,660.85
  4. Step 4: Simplify right side
    852,909.04x = 427,079,501,731.33
  5. Step 5: Solve for x
    x = 427,079,501,731.33/852,909.04
  6. Step 6: Final answer
    x = 500,732.76

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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.