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Finding the Fourth Proportional to 572,558, 858,930.84 and 235,507.28

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Solution

The fourth proportional to 572,558, 858,930.84 and 235,507.28 is: 353,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,558 : 858,930.84 = 235,507.28 : x
  2. Step 2: Convert to fraction form
    572,558/858,930.84 = 235,507.28/x
  3. Step 3: Cross multiply
    572,558x = 858,930.84 × 235,507.28
  4. Step 4: Simplify right side
    572,558x = 202,284,465,836.52
  5. Step 5: Solve for x
    x = 202,284,465,836.52/572,558
  6. Step 6: Final answer
    x = 353,299.52

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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.