Home / 709,629.15-1,064,613.83-236,318.61

Finding the Fourth Proportional to 709,629.15, 1,064,613.83 and 236,318.61

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Solution

The fourth proportional to 709,629.15, 1,064,613.83 and 236,318.61 is: 354,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,629.15 : 1,064,613.83 = 236,318.61 : x
  2. Step 2: Convert to fraction form
    709,629.15/1,064,613.83 = 236,318.61/x
  3. Step 3: Cross multiply
    709,629.15x = 1,064,613.83 × 236,318.61
  4. Step 4: Simplify right side
    709,629.15x = 251,588,059,310.78
  5. Step 5: Solve for x
    x = 251,588,059,310.78/709,629.15
  6. Step 6: Final answer
    x = 354,534.56

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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.