Home / 1,039,648.33-1,559,620.31-320,050.07

Finding the Fourth Proportional to 1,039,648.33, 1,559,620.31 and 320,050.07

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Solution

The fourth proportional to 1,039,648.33, 1,559,620.31 and 320,050.07 is: 480,120.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,648.33 : 1,559,620.31 = 320,050.07 : x
  2. Step 2: Convert to fraction form
    1,039,648.33/1,559,620.31 = 320,050.07/x
  3. Step 3: Cross multiply
    1,039,648.33x = 1,559,620.31 × 320,050.07
  4. Step 4: Simplify right side
    1,039,648.33x = 499,156,585,839.15
  5. Step 5: Solve for x
    x = 499,156,585,839.15/1,039,648.33
  6. Step 6: Final answer
    x = 480,120.61

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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.