Home / 609,225.20-913,863.80-188,509.04

Finding the Fourth Proportional to 609,225.20, 913,863.80 and 188,509.04

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Solution

The fourth proportional to 609,225.20, 913,863.80 and 188,509.04 is: 282,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,225.20 : 913,863.80 = 188,509.04 : x
  2. Step 2: Convert to fraction form
    609,225.20/913,863.80 = 188,509.04/x
  3. Step 3: Cross multiply
    609,225.20x = 913,863.80 × 188,509.04
  4. Step 4: Simplify right side
    609,225.20x = 172,271,587,628.75
  5. Step 5: Solve for x
    x = 172,271,587,628.75/609,225.20
  6. Step 6: Final answer
    x = 282,771.61

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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.