Home / 1,336.15-2,004.23-470.44

Finding the Fourth Proportional to 1,336.15, 2,004.23 and 470.44

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Solution

The fourth proportional to 1,336.15, 2,004.23 and 470.44 is: 705.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.15 : 2,004.23 = 470.44 : x
  2. Step 2: Convert to fraction form
    1,336.15/2,004.23 = 470.44/x
  3. Step 3: Cross multiply
    1,336.15x = 2,004.23 × 470.44
  4. Step 4: Simplify right side
    1,336.15x = 942,869.96
  5. Step 5: Solve for x
    x = 942,869.96/1,336.15
  6. Step 6: Final answer
    x = 705.66

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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.