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Finding the Fourth Proportional to 233,997.60, 350,996.40 and 155,200.80

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Solution

The fourth proportional to 233,997.60, 350,996.40 and 155,200.80 is: 232,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,997.60 : 350,996.40 = 155,200.80 : x
  2. Step 2: Convert to fraction form
    233,997.60/350,996.40 = 155,200.80/x
  3. Step 3: Cross multiply
    233,997.60x = 350,996.40 × 155,200.80
  4. Step 4: Simplify right side
    233,997.60x = 54,474,922,077.12
  5. Step 5: Solve for x
    x = 54,474,922,077.12/233,997.60
  6. Step 6: Final answer
    x = 232,801.20

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1.5x scale

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.