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Finding the Fourth Proportional to 1,482.34, 2,045.58 and 852.97

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Solution

The fourth proportional to 1,482.34, 2,045.58 and 852.97 is: 1,177.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.34 : 2,045.58 = 852.97 : x
  2. Step 2: Convert to fraction form
    1,482.34/2,045.58 = 852.97/x
  3. Step 3: Cross multiply
    1,482.34x = 2,045.58 × 852.97
  4. Step 4: Simplify right side
    1,482.34x = 1,744,809.46
  5. Step 5: Solve for x
    x = 1,744,809.46/1,482.34
  6. Step 6: Final answer
    x = 1,177.06

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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.