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Finding the Fourth Proportional to 568,344.52, 852,893.26 and 312,355.84

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Solution

The fourth proportional to 568,344.52, 852,893.26 and 312,355.84 is: 468,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,344.52 : 852,893.26 = 312,355.84 : x
  2. Step 2: Convert to fraction form
    568,344.52/852,893.26 = 312,355.84/x
  3. Step 3: Cross multiply
    568,344.52x = 852,893.26 × 312,355.84
  4. Step 4: Simplify right side
    568,344.52x = 266,406,190,657.64
  5. Step 5: Solve for x
    x = 266,406,190,657.64/568,344.52
  6. Step 6: Final answer
    x = 468,740.67

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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.