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Finding the Fourth Proportional to 568,157.56, 852,352.97 and 168,762.76

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Solution

The fourth proportional to 568,157.56, 852,352.97 and 168,762.76 is: 253,178.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,157.56 : 852,352.97 = 168,762.76 : x
  2. Step 2: Convert to fraction form
    568,157.56/852,352.97 = 168,762.76/x
  3. Step 3: Cross multiply
    568,157.56x = 852,352.97 × 168,762.76
  4. Step 4: Simplify right side
    568,157.56x = 143,845,439,711.40
  5. Step 5: Solve for x
    x = 143,845,439,711.40/568,157.56
  6. Step 6: Final answer
    x = 253,178.78

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1.5x scale

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.