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Finding the Fourth Proportional to 222,630.98, 333,392.52 and 155,758.02

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Solution

The fourth proportional to 222,630.98, 333,392.52 and 155,758.02 is: 233,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,630.98 : 333,392.52 = 155,758.02 : x
  2. Step 2: Convert to fraction form
    222,630.98/333,392.52 = 155,758.02/x
  3. Step 3: Cross multiply
    222,630.98x = 333,392.52 × 155,758.02
  4. Step 4: Simplify right side
    222,630.98x = 51,928,558,798.01
  5. Step 5: Solve for x
    x = 51,928,558,798.01/222,630.98
  6. Step 6: Final answer
    x = 233,249.47

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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.