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Finding the Fourth Proportional to 896.04, 1,236.95 and 601.47

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Solution

The fourth proportional to 896.04, 1,236.95 and 601.47 is: 830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    896.04 : 1,236.95 = 601.47 : x
  2. Step 2: Convert to fraction form
    896.04/1,236.95 = 601.47/x
  3. Step 3: Cross multiply
    896.04x = 1,236.95 × 601.47
  4. Step 4: Simplify right side
    896.04x = 743,988.40
  5. Step 5: Solve for x
    x = 743,988.40/896.04
  6. Step 6: Final answer
    x = 830.30

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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.