Home / 677,939.84-1,016,883.12-204,612.32

Finding the Fourth Proportional to 677,939.84, 1,016,883.12 and 204,612.32

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Solution

The fourth proportional to 677,939.84, 1,016,883.12 and 204,612.32 is: 306,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,939.84 : 1,016,883.12 = 204,612.32 : x
  2. Step 2: Convert to fraction form
    677,939.84/1,016,883.12 = 204,612.32/x
  3. Step 3: Cross multiply
    677,939.84x = 1,016,883.12 × 204,612.32
  4. Step 4: Simplify right side
    677,939.84x = 208,066,814,352.04
  5. Step 5: Solve for x
    x = 208,066,814,352.04/677,939.84
  6. Step 6: Final answer
    x = 306,910.44

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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.