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Finding the Fourth Proportional to 233,956.20, 350,999.10 and 155,224.20

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Solution

The fourth proportional to 233,956.20, 350,999.10 and 155,224.20 is: 232,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,956.20 : 350,999.10 = 155,224.20 : x
  2. Step 2: Convert to fraction form
    233,956.20/350,999.10 = 155,224.20/x
  3. Step 3: Cross multiply
    233,956.20x = 350,999.10 × 155,224.20
  4. Step 4: Simplify right side
    233,956.20x = 54,483,554,498.22
  5. Step 5: Solve for x
    x = 54,483,554,498.22/233,956.20
  6. Step 6: Final answer
    x = 232,879.29

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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.