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Finding the Fourth Proportional to 601,153.32, 901,790.22 and 222,173.70

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Solution

The fourth proportional to 601,153.32, 901,790.22 and 222,173.70 is: 333,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,153.32 : 901,790.22 = 222,173.70 : x
  2. Step 2: Convert to fraction form
    601,153.32/901,790.22 = 222,173.70/x
  3. Step 3: Cross multiply
    601,153.32x = 901,790.22 × 222,173.70
  4. Step 4: Simplify right side
    601,153.32x = 200,354,069,801.21
  5. Step 5: Solve for x
    x = 200,354,069,801.21/601,153.32
  6. Step 6: Final answer
    x = 333,282.81

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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.