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Finding the Fourth Proportional to 371,376.46, 512,500.03 and 201,610.59

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Solution

The fourth proportional to 371,376.46, 512,500.03 and 201,610.59 is: 278,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,376.46 : 512,500.03 = 201,610.59 : x
  2. Step 2: Convert to fraction form
    371,376.46/512,500.03 = 201,610.59/x
  3. Step 3: Cross multiply
    371,376.46x = 512,500.03 × 201,610.59
  4. Step 4: Simplify right side
    371,376.46x = 103,325,430,997.42
  5. Step 5: Solve for x
    x = 103,325,430,997.42/371,376.46
  6. Step 6: Final answer
    x = 278,222.89

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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.