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Finding the Fourth Proportional to 371,084.17, 512,096.34 and 201,318.25

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Solution

The fourth proportional to 371,084.17, 512,096.34 and 201,318.25 is: 277,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,084.17 : 512,096.34 = 201,318.25 : x
  2. Step 2: Convert to fraction form
    371,084.17/512,096.34 = 201,318.25/x
  3. Step 3: Cross multiply
    371,084.17x = 512,096.34 × 201,318.25
  4. Step 4: Simplify right side
    371,084.17x = 103,094,339,000.21
  5. Step 5: Solve for x
    x = 103,094,339,000.21/371,084.17
  6. Step 6: Final answer
    x = 277,819.29

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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.