Home / 804,246.30-1,206,369.45-488,799.90

Finding the Fourth Proportional to 804,246.30, 1,206,369.45 and 488,799.90

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Solution

The fourth proportional to 804,246.30, 1,206,369.45 and 488,799.90 is: 733,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,246.30 : 1,206,369.45 = 488,799.90 : x
  2. Step 2: Convert to fraction form
    804,246.30/1,206,369.45 = 488,799.90/x
  3. Step 3: Cross multiply
    804,246.30x = 1,206,369.45 × 488,799.90
  4. Step 4: Simplify right side
    804,246.30x = 589,673,266,523.06
  5. Step 5: Solve for x
    x = 589,673,266,523.06/804,246.30
  6. Step 6: Final answer
    x = 733,199.85

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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.