Home / 734,638.32-1,101,454.41-374,111.30

Finding the Fourth Proportional to 734,638.32, 1,101,454.41 and 374,111.30

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Solution

The fourth proportional to 734,638.32, 1,101,454.41 and 374,111.30 is: 560,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,638.32 : 1,101,454.41 = 374,111.30 : x
  2. Step 2: Convert to fraction form
    734,638.32/1,101,454.41 = 374,111.30/x
  3. Step 3: Cross multiply
    734,638.32x = 1,101,454.41 × 374,111.30
  4. Step 4: Simplify right side
    734,638.32x = 412,066,535,708.56
  5. Step 5: Solve for x
    x = 412,066,535,708.56/734,638.32
  6. Step 6: Final answer
    x = 560,910.76

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Double scale
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Similar ratio
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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.