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Finding the Fourth Proportional to 246,657.71, 340,388.71 and 133,480.46

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Solution

The fourth proportional to 246,657.71, 340,388.71 and 133,480.46 is: 184,203.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,657.71 : 340,388.71 = 133,480.46 : x
  2. Step 2: Convert to fraction form
    246,657.71/340,388.71 = 133,480.46/x
  3. Step 3: Cross multiply
    246,657.71x = 340,388.71 × 133,480.46
  4. Step 4: Simplify right side
    246,657.71x = 45,435,242,106.88
  5. Step 5: Solve for x
    x = 45,435,242,106.88/246,657.71
  6. Step 6: Final answer
    x = 184,203.61

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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.