Home / 967,809.13-1,335,651.39-580,639.12

Finding the Fourth Proportional to 967,809.13, 1,335,651.39 and 580,639.12

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Solution

The fourth proportional to 967,809.13, 1,335,651.39 and 580,639.12 is: 801,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,809.13 : 1,335,651.39 = 580,639.12 : x
  2. Step 2: Convert to fraction form
    967,809.13/1,335,651.39 = 580,639.12/x
  3. Step 3: Cross multiply
    967,809.13x = 1,335,651.39 × 580,639.12
  4. Step 4: Simplify right side
    967,809.13x = 775,531,441,038.12
  5. Step 5: Solve for x
    x = 775,531,441,038.12/967,809.13
  6. Step 6: Final answer
    x = 801,326.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.