Home / 1,039,999.36-1,560,166.67-320,340.73

Finding the Fourth Proportional to 1,039,999.36, 1,560,166.67 and 320,340.73

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Solution

The fourth proportional to 1,039,999.36, 1,560,166.67 and 320,340.73 is: 480,562.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,999.36 : 1,560,166.67 = 320,340.73 : x
  2. Step 2: Convert to fraction form
    1,039,999.36/1,560,166.67 = 320,340.73/x
  3. Step 3: Cross multiply
    1,039,999.36x = 1,560,166.67 × 320,340.73
  4. Step 4: Simplify right side
    1,039,999.36x = 499,784,920,586.93
  5. Step 5: Solve for x
    x = 499,784,920,586.93/1,039,999.36
  6. Step 6: Final answer
    x = 480,562.72

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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.