Home / 762,819.66-1,143,784.53-230,180.94

Finding the Fourth Proportional to 762,819.66, 1,143,784.53 and 230,180.94

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Solution

The fourth proportional to 762,819.66, 1,143,784.53 and 230,180.94 is: 345,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,819.66 : 1,143,784.53 = 230,180.94 : x
  2. Step 2: Convert to fraction form
    762,819.66/1,143,784.53 = 230,180.94/x
  3. Step 3: Cross multiply
    762,819.66x = 1,143,784.53 × 230,180.94
  4. Step 4: Simplify right side
    762,819.66x = 263,277,398,272.86
  5. Step 5: Solve for x
    x = 263,277,398,272.86/762,819.66
  6. Step 6: Final answer
    x = 345,137.14

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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.