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Finding the Fourth Proportional to 568,152.39, 852,309.59 and 188,948.19

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Solution

The fourth proportional to 568,152.39, 852,309.59 and 188,948.19 is: 283,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,152.39 : 852,309.59 = 188,948.19 : x
  2. Step 2: Convert to fraction form
    568,152.39/852,309.59 = 188,948.19/x
  3. Step 3: Cross multiply
    568,152.39x = 852,309.59 × 188,948.19
  4. Step 4: Simplify right side
    568,152.39x = 161,042,353,405.40
  5. Step 5: Solve for x
    x = 161,042,353,405.40/568,152.39
  6. Step 6: Final answer
    x = 283,449.22

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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.