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Finding the Fourth Proportional to 461,322.09, 636,610.05 and 270,462.60

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Solution

The fourth proportional to 461,322.09, 636,610.05 and 270,462.60 is: 373,229.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,322.09 : 636,610.05 = 270,462.60 : x
  2. Step 2: Convert to fraction form
    461,322.09/636,610.05 = 270,462.60/x
  3. Step 3: Cross multiply
    461,322.09x = 636,610.05 × 270,462.60
  4. Step 4: Simplify right side
    461,322.09x = 172,179,209,309.13
  5. Step 5: Solve for x
    x = 172,179,209,309.13/461,322.09
  6. Step 6: Final answer
    x = 373,229.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.