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Finding the Fourth Proportional to 222,865.92, 334,290.24 and 56,658.24

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Solution

The fourth proportional to 222,865.92, 334,290.24 and 56,658.24 is: 84,985.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,865.92 : 334,290.24 = 56,658.24 : x
  2. Step 2: Convert to fraction form
    222,865.92/334,290.24 = 56,658.24/x
  3. Step 3: Cross multiply
    222,865.92x = 334,290.24 × 56,658.24
  4. Step 4: Simplify right side
    222,865.92x = 18,940,296,647.58
  5. Step 5: Solve for x
    x = 18,940,296,647.58/222,865.92
  6. Step 6: Final answer
    x = 84,985.16

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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.