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Finding the Fourth Proportional to 371,082.32, 512,094.56 and 201,316.44

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Solution

The fourth proportional to 371,082.32, 512,094.56 and 201,316.44 is: 277,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,082.32 : 512,094.56 = 201,316.44 : x
  2. Step 2: Convert to fraction form
    371,082.32/512,094.56 = 201,316.44/x
  3. Step 3: Cross multiply
    371,082.32x = 512,094.56 × 201,316.44
  4. Step 4: Simplify right side
    371,082.32x = 103,093,053,762.57
  5. Step 5: Solve for x
    x = 103,093,053,762.57/371,082.32
  6. Step 6: Final answer
    x = 277,817.21

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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.