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Finding the Fourth Proportional to 1,049.39, 1,448.02 and 607.26

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Solution

The fourth proportional to 1,049.39, 1,448.02 and 607.26 is: 837.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.39 : 1,448.02 = 607.26 : x
  2. Step 2: Convert to fraction form
    1,049.39/1,448.02 = 607.26/x
  3. Step 3: Cross multiply
    1,049.39x = 1,448.02 × 607.26
  4. Step 4: Simplify right side
    1,049.39x = 879,324.63
  5. Step 5: Solve for x
    x = 879,324.63/1,049.39
  6. Step 6: Final answer
    x = 837.94

Related Problems

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Double scale
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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.