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Finding the Fourth Proportional to 242,798.32, 334,942.59 and 162,245.62

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Solution

The fourth proportional to 242,798.32, 334,942.59 and 162,245.62 is: 223,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,798.32 : 334,942.59 = 162,245.62 : x
  2. Step 2: Convert to fraction form
    242,798.32/334,942.59 = 162,245.62/x
  3. Step 3: Cross multiply
    242,798.32x = 334,942.59 × 162,245.62
  4. Step 4: Simplify right side
    242,798.32x = 54,342,968,178.96
  5. Step 5: Solve for x
    x = 54,342,968,178.96/242,798.32
  6. Step 6: Final answer
    x = 223,819.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.