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Finding the Fourth Proportional to 298,640.04, 412,052.54 and 169,550.52

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Solution

The fourth proportional to 298,640.04, 412,052.54 and 169,550.52 is: 233,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,640.04 : 412,052.54 = 169,550.52 : x
  2. Step 2: Convert to fraction form
    298,640.04/412,052.54 = 169,550.52/x
  3. Step 3: Cross multiply
    298,640.04x = 412,052.54 × 169,550.52
  4. Step 4: Simplify right side
    298,640.04x = 69,863,722,424.32
  5. Step 5: Solve for x
    x = 69,863,722,424.32/298,640.04
  6. Step 6: Final answer
    x = 233,939.57

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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.