Home / 804,349.10-1,206,522.95-205,310.36

Finding the Fourth Proportional to 804,349.10, 1,206,522.95 and 205,310.36

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Solution

The fourth proportional to 804,349.10, 1,206,522.95 and 205,310.36 is: 307,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,349.10 : 1,206,522.95 = 205,310.36 : x
  2. Step 2: Convert to fraction form
    804,349.10/1,206,522.95 = 205,310.36/x
  3. Step 3: Cross multiply
    804,349.10x = 1,206,522.95 × 205,310.36
  4. Step 4: Simplify right side
    804,349.10x = 247,711,663,202.52
  5. Step 5: Solve for x
    x = 247,711,663,202.52/804,349.10
  6. Step 6: Final answer
    x = 307,965.36

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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.