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Finding the Fourth Proportional to 1,104.64, 1,524.42 and 607.33

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Solution

The fourth proportional to 1,104.64, 1,524.42 and 607.33 is: 838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.64 : 1,524.42 = 607.33 : x
  2. Step 2: Convert to fraction form
    1,104.64/1,524.42 = 607.33/x
  3. Step 3: Cross multiply
    1,104.64x = 1,524.42 × 607.33
  4. Step 4: Simplify right side
    1,104.64x = 925,827.90
  5. Step 5: Solve for x
    x = 925,827.90/1,104.64
  6. Step 6: Final answer
    x = 838.13

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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.