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Finding the Fourth Proportional to 246,573, 340,273.20 and 133,398.18

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Solution

The fourth proportional to 246,573, 340,273.20 and 133,398.18 is: 184,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,573 : 340,273.20 = 133,398.18 : x
  2. Step 2: Convert to fraction form
    246,573/340,273.20 = 133,398.18/x
  3. Step 3: Cross multiply
    246,573x = 340,273.20 × 133,398.18
  4. Step 4: Simplify right side
    246,573x = 45,391,825,582.78
  5. Step 5: Solve for x
    x = 45,391,825,582.78/246,573
  6. Step 6: Final answer
    x = 184,090.82

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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.