Home / 837,631.65-1,256,447.49-500,768.64

Finding the Fourth Proportional to 837,631.65, 1,256,447.49 and 500,768.64

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Solution

The fourth proportional to 837,631.65, 1,256,447.49 and 500,768.64 is: 751,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,631.65 : 1,256,447.49 = 500,768.64 : x
  2. Step 2: Convert to fraction form
    837,631.65/1,256,447.49 = 500,768.64/x
  3. Step 3: Cross multiply
    837,631.65x = 1,256,447.49 × 500,768.64
  4. Step 4: Simplify right side
    837,631.65x = 629,189,500,798.71
  5. Step 5: Solve for x
    x = 629,189,500,798.71/837,631.65
  6. Step 6: Final answer
    x = 751,152.97

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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.