Home / 740,519.73-1,110,817.62-208,082.25

Finding the Fourth Proportional to 740,519.73, 1,110,817.62 and 208,082.25

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Solution

The fourth proportional to 740,519.73, 1,110,817.62 and 208,082.25 is: 312,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,519.73 : 1,110,817.62 = 208,082.25 : x
  2. Step 2: Convert to fraction form
    740,519.73/1,110,817.62 = 208,082.25/x
  3. Step 3: Cross multiply
    740,519.73x = 1,110,817.62 × 208,082.25
  4. Step 4: Simplify right side
    740,519.73x = 231,141,429,709.25
  5. Step 5: Solve for x
    x = 231,141,429,709.25/740,519.73
  6. Step 6: Final answer
    x = 312,134.06

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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.