Home / 436,975.38-655,539.94-180,807.20

Finding the Fourth Proportional to 436,975.38, 655,539.94 and 180,807.20

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Solution

The fourth proportional to 436,975.38, 655,539.94 and 180,807.20 is: 271,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,975.38 : 655,539.94 = 180,807.20 : x
  2. Step 2: Convert to fraction form
    436,975.38/655,539.94 = 180,807.20/x
  3. Step 3: Cross multiply
    436,975.38x = 655,539.94 × 180,807.20
  4. Step 4: Simplify right side
    436,975.38x = 118,526,341,039.57
  5. Step 5: Solve for x
    x = 118,526,341,039.57/436,975.38
  6. Step 6: Final answer
    x = 271,242.61

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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.