Home / 572,960.20-858,873.30-253,285.60

Finding the Fourth Proportional to 572,960.20, 858,873.30 and 253,285.60

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Solution

The fourth proportional to 572,960.20, 858,873.30 and 253,285.60 is: 379,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,960.20 : 858,873.30 = 253,285.60 : x
  2. Step 2: Convert to fraction form
    572,960.20/858,873.30 = 253,285.60/x
  3. Step 3: Cross multiply
    572,960.20x = 858,873.30 × 253,285.60
  4. Step 4: Simplify right side
    572,960.20x = 217,540,239,114.48
  5. Step 5: Solve for x
    x = 217,540,239,114.48/572,960.20
  6. Step 6: Final answer
    x = 379,677.75

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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.