Home / 804,284.55-1,206,426.04-205,245.71

Finding the Fourth Proportional to 804,284.55, 1,206,426.04 and 205,245.71

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Solution

The fourth proportional to 804,284.55, 1,206,426.04 and 205,245.71 is: 307,868.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,284.55 : 1,206,426.04 = 205,245.71 : x
  2. Step 2: Convert to fraction form
    804,284.55/1,206,426.04 = 205,245.71/x
  3. Step 3: Cross multiply
    804,284.55x = 1,206,426.04 × 205,245.71
  4. Step 4: Simplify right side
    804,284.55x = 247,613,769,142.29
  5. Step 5: Solve for x
    x = 247,613,769,142.29/804,284.55
  6. Step 6: Final answer
    x = 307,868.36

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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.