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Finding the Fourth Proportional to 265,205.48, 366,118.98 and 204,640.04

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Solution

The fourth proportional to 265,205.48, 366,118.98 and 204,640.04 is: 282,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,205.48 : 366,118.98 = 204,640.04 : x
  2. Step 2: Convert to fraction form
    265,205.48/366,118.98 = 204,640.04/x
  3. Step 3: Cross multiply
    265,205.48x = 366,118.98 × 204,640.04
  4. Step 4: Simplify right side
    265,205.48x = 74,922,602,711.96
  5. Step 5: Solve for x
    x = 74,922,602,711.96/265,205.48
  6. Step 6: Final answer
    x = 282,507.75

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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.