Home / 490,011.42-734,885.91-134,941.04

Finding the Fourth Proportional to 490,011.42, 734,885.91 and 134,941.04

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Solution

The fourth proportional to 490,011.42, 734,885.91 and 134,941.04 is: 202,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,011.42 : 734,885.91 = 134,941.04 : x
  2. Step 2: Convert to fraction form
    490,011.42/734,885.91 = 134,941.04/x
  3. Step 3: Cross multiply
    490,011.42x = 734,885.91 × 134,941.04
  4. Step 4: Simplify right side
    490,011.42x = 99,166,265,302.32
  5. Step 5: Solve for x
    x = 99,166,265,302.32/490,011.42
  6. Step 6: Final answer
    x = 202,375.42

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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.