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Finding the Fourth Proportional to 325,335.69, 448,899.46 and 204,406.92

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Solution

The fourth proportional to 325,335.69, 448,899.46 and 204,406.92 is: 282,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,335.69 : 448,899.46 = 204,406.92 : x
  2. Step 2: Convert to fraction form
    325,335.69/448,899.46 = 204,406.92/x
  3. Step 3: Cross multiply
    325,335.69x = 448,899.46 × 204,406.92
  4. Step 4: Simplify right side
    325,335.69x = 91,758,156,008.26
  5. Step 5: Solve for x
    x = 91,758,156,008.26/325,335.69
  6. Step 6: Final answer
    x = 282,041.47

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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.