Home / 740,465.28-1,110,739.37-207,944.69

Finding the Fourth Proportional to 740,465.28, 1,110,739.37 and 207,944.69

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Solution

The fourth proportional to 740,465.28, 1,110,739.37 and 207,944.69 is: 311,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,465.28 : 1,110,739.37 = 207,944.69 : x
  2. Step 2: Convert to fraction form
    740,465.28/1,110,739.37 = 207,944.69/x
  3. Step 3: Cross multiply
    740,465.28x = 1,110,739.37 × 207,944.69
  4. Step 4: Simplify right side
    740,465.28x = 230,972,347,372.03
  5. Step 5: Solve for x
    x = 230,972,347,372.03/740,465.28
  6. Step 6: Final answer
    x = 311,928.67

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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.