Home / 837,285.26-1,255,834.50-230,120.12

Finding the Fourth Proportional to 837,285.26, 1,255,834.50 and 230,120.12

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Solution

The fourth proportional to 837,285.26, 1,255,834.50 and 230,120.12 is: 345,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,285.26 : 1,255,834.50 = 230,120.12 : x
  2. Step 2: Convert to fraction form
    837,285.26/1,255,834.50 = 230,120.12/x
  3. Step 3: Cross multiply
    837,285.26x = 1,255,834.50 × 230,120.12
  4. Step 4: Simplify right side
    837,285.26x = 288,992,785,840.14
  5. Step 5: Solve for x
    x = 288,992,785,840.14/837,285.26
  6. Step 6: Final answer
    x = 345,154.51

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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.