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Finding the Fourth Proportional to 371,038.10, 512,033.87 and 201,273.44

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Solution

The fourth proportional to 371,038.10, 512,033.87 and 201,273.44 is: 277,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,038.10 : 512,033.87 = 201,273.44 : x
  2. Step 2: Convert to fraction form
    371,038.10/512,033.87 = 201,273.44/x
  3. Step 3: Cross multiply
    371,038.10x = 512,033.87 × 201,273.44
  4. Step 4: Simplify right side
    371,038.10x = 103,058,816,354.43
  5. Step 5: Solve for x
    x = 103,058,816,354.43/371,038.10
  6. Step 6: Final answer
    x = 277,758.05

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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.