Home / 740,474.56-1,110,754.90-208,037.10

Finding the Fourth Proportional to 740,474.56, 1,110,754.90 and 208,037.10

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Solution

The fourth proportional to 740,474.56, 1,110,754.90 and 208,037.10 is: 312,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,474.56 : 1,110,754.90 = 208,037.10 : x
  2. Step 2: Convert to fraction form
    740,474.56/1,110,754.90 = 208,037.10/x
  3. Step 3: Cross multiply
    740,474.56x = 1,110,754.90 × 208,037.10
  4. Step 4: Simplify right side
    740,474.56x = 231,078,228,206.79
  5. Step 5: Solve for x
    x = 231,078,228,206.79/740,474.56
  6. Step 6: Final answer
    x = 312,067.75

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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.