Home / 1,348.16-2,022.09-470.57

Finding the Fourth Proportional to 1,348.16, 2,022.09 and 470.57

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Solution

The fourth proportional to 1,348.16, 2,022.09 and 470.57 is: 705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.16 : 2,022.09 = 470.57 : x
  2. Step 2: Convert to fraction form
    1,348.16/2,022.09 = 470.57/x
  3. Step 3: Cross multiply
    1,348.16x = 2,022.09 × 470.57
  4. Step 4: Simplify right side
    1,348.16x = 951,524.78
  5. Step 5: Solve for x
    x = 951,524.78/1,348.16
  6. Step 6: Final answer
    x = 705.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.