Home / 804,533.08-1,206,930.30-272,086.60

Finding the Fourth Proportional to 804,533.08, 1,206,930.30 and 272,086.60

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Solution

The fourth proportional to 804,533.08, 1,206,930.30 and 272,086.60 is: 408,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,533.08 : 1,206,930.30 = 272,086.60 : x
  2. Step 2: Convert to fraction form
    804,533.08/1,206,930.30 = 272,086.60/x
  3. Step 3: Cross multiply
    804,533.08x = 1,206,930.30 × 272,086.60
  4. Step 4: Simplify right side
    804,533.08x = 328,389,561,763.98
  5. Step 5: Solve for x
    x = 328,389,561,763.98/804,533.08
  6. Step 6: Final answer
    x = 408,174.09

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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.