Home / 740,870.56-1,111,297.68-179,905.60

Finding the Fourth Proportional to 740,870.56, 1,111,297.68 and 179,905.60

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Solution

The fourth proportional to 740,870.56, 1,111,297.68 and 179,905.60 is: 269,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,870.56 : 1,111,297.68 = 179,905.60 : x
  2. Step 2: Convert to fraction form
    740,870.56/1,111,297.68 = 179,905.60/x
  3. Step 3: Cross multiply
    740,870.56x = 1,111,297.68 × 179,905.60
  4. Step 4: Simplify right side
    740,870.56x = 199,928,675,899.01
  5. Step 5: Solve for x
    x = 199,928,675,899.01/740,870.56
  6. Step 6: Final answer
    x = 269,856.42

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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.