Home / 734,021.85-1,100,773.58-260,722.65

Finding the Fourth Proportional to 734,021.85, 1,100,773.58 and 260,722.65

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Solution

The fourth proportional to 734,021.85, 1,100,773.58 and 260,722.65 is: 390,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,021.85 : 1,100,773.58 = 260,722.65 : x
  2. Step 2: Convert to fraction form
    734,021.85/1,100,773.58 = 260,722.65/x
  3. Step 3: Cross multiply
    734,021.85x = 1,100,773.58 × 260,722.65
  4. Step 4: Simplify right side
    734,021.85x = 286,996,603,523.97
  5. Step 5: Solve for x
    x = 286,996,603,523.97/734,021.85
  6. Step 6: Final answer
    x = 390,991.91

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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.