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Finding the Fourth Proportional to 1,899.43, 2,849.15 and 601

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Solution

The fourth proportional to 1,899.43, 2,849.15 and 601 is: 901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.43 : 2,849.15 = 601 : x
  2. Step 2: Convert to fraction form
    1,899.43/2,849.15 = 601/x
  3. Step 3: Cross multiply
    1,899.43x = 2,849.15 × 601
  4. Step 4: Simplify right side
    1,899.43x = 1,712,336.15
  5. Step 5: Solve for x
    x = 1,712,336.15/1,899.43
  6. Step 6: Final answer
    x = 901.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.