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Finding the Fourth Proportional to 325,358.32, 448,862.16 and 204,460.96

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Solution

The fourth proportional to 325,358.32, 448,862.16 and 204,460.96 is: 282,072.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,358.32 : 448,862.16 = 204,460.96 : x
  2. Step 2: Convert to fraction form
    325,358.32/448,862.16 = 204,460.96/x
  3. Step 3: Cross multiply
    325,358.32x = 448,862.16 × 204,460.96
  4. Step 4: Simplify right side
    325,358.32x = 91,774,788,141.27
  5. Step 5: Solve for x
    x = 91,774,788,141.27/325,358.32
  6. Step 6: Final answer
    x = 282,072.97

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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.