Home / 419,776.04-629,679.42-170,452.52

Finding the Fourth Proportional to 419,776.04, 629,679.42 and 170,452.52

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Solution

The fourth proportional to 419,776.04, 629,679.42 and 170,452.52 is: 255,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,776.04 : 629,679.42 = 170,452.52 : x
  2. Step 2: Convert to fraction form
    419,776.04/629,679.42 = 170,452.52/x
  3. Step 3: Cross multiply
    419,776.04x = 629,679.42 × 170,452.52
  4. Step 4: Simplify right side
    419,776.04x = 107,330,443,931.14
  5. Step 5: Solve for x
    x = 107,330,443,931.14/419,776.04
  6. Step 6: Final answer
    x = 255,685.02

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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.