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Finding the Fourth Proportional to 574,573.96, 861,858.63 and 175,213.58

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Solution

The fourth proportional to 574,573.96, 861,858.63 and 175,213.58 is: 262,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,573.96 : 861,858.63 = 175,213.58 : x
  2. Step 2: Convert to fraction form
    574,573.96/861,858.63 = 175,213.58/x
  3. Step 3: Cross multiply
    574,573.96x = 861,858.63 × 175,213.58
  4. Step 4: Simplify right side
    574,573.96x = 151,009,331,706.90
  5. Step 5: Solve for x
    x = 151,009,331,706.90/574,573.96
  6. Step 6: Final answer
    x = 262,819.66

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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.