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Finding the Fourth Proportional to 233,429.80, 350,144.70 and 223,191.40

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Solution

The fourth proportional to 233,429.80, 350,144.70 and 223,191.40 is: 334,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,429.80 : 350,144.70 = 223,191.40 : x
  2. Step 2: Convert to fraction form
    233,429.80/350,144.70 = 223,191.40/x
  3. Step 3: Cross multiply
    233,429.80x = 350,144.70 × 223,191.40
  4. Step 4: Simplify right side
    233,429.80x = 78,149,285,795.58
  5. Step 5: Solve for x
    x = 78,149,285,795.58/233,429.80
  6. Step 6: Final answer
    x = 334,787.10

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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.