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Finding the Fourth Proportional to 568,327.32, 852,624.30 and 168,971.40

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Solution

The fourth proportional to 568,327.32, 852,624.30 and 168,971.40 is: 253,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,327.32 : 852,624.30 = 168,971.40 : x
  2. Step 2: Convert to fraction form
    568,327.32/852,624.30 = 168,971.40/x
  3. Step 3: Cross multiply
    568,327.32x = 852,624.30 × 168,971.40
  4. Step 4: Simplify right side
    568,327.32x = 144,069,121,645.02
  5. Step 5: Solve for x
    x = 144,069,121,645.02/568,327.32
  6. Step 6: Final answer
    x = 253,496.74

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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.