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Finding the Fourth Proportional to 325,298.72, 448,858.67 and 204,354.35

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Solution

The fourth proportional to 325,298.72, 448,858.67 and 204,354.35 is: 281,975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,298.72 : 448,858.67 = 204,354.35 : x
  2. Step 2: Convert to fraction form
    325,298.72/448,858.67 = 204,354.35/x
  3. Step 3: Cross multiply
    325,298.72x = 448,858.67 × 204,354.35
  4. Step 4: Simplify right side
    325,298.72x = 91,726,218,483.65
  5. Step 5: Solve for x
    x = 91,726,218,483.65/325,298.72
  6. Step 6: Final answer
    x = 281,975.35

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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.