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Finding the Fourth Proportional to 1,104.65, 1,524.32 and 607.29

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Solution

The fourth proportional to 1,104.65, 1,524.32 and 607.29 is: 838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.65 : 1,524.32 = 607.29 : x
  2. Step 2: Convert to fraction form
    1,104.65/1,524.32 = 607.29/x
  3. Step 3: Cross multiply
    1,104.65x = 1,524.32 × 607.29
  4. Step 4: Simplify right side
    1,104.65x = 925,693.63
  5. Step 5: Solve for x
    x = 925,693.63/1,104.65
  6. Step 6: Final answer
    x = 838.00

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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.