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Finding the Fourth Proportional to 560,573.65, 840,342.34 and 223,532.31

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Solution

The fourth proportional to 560,573.65, 840,342.34 and 223,532.31 is: 335,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,573.65 : 840,342.34 = 223,532.31 : x
  2. Step 2: Convert to fraction form
    560,573.65/840,342.34 = 223,532.31/x
  3. Step 3: Cross multiply
    560,573.65x = 840,342.34 × 223,532.31
  4. Step 4: Simplify right side
    560,573.65x = 187,843,664,451.01
  5. Step 5: Solve for x
    x = 187,843,664,451.01/560,573.65
  6. Step 6: Final answer
    x = 335,091.86

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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.