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Finding the Fourth Proportional to 342,232.63, 472,285.08 and 189,283.37

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Solution

The fourth proportional to 342,232.63, 472,285.08 and 189,283.37 is: 261,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,232.63 : 472,285.08 = 189,283.37 : x
  2. Step 2: Convert to fraction form
    342,232.63/472,285.08 = 189,283.37/x
  3. Step 3: Cross multiply
    342,232.63x = 472,285.08 × 189,283.37
  4. Step 4: Simplify right side
    342,232.63x = 89,395,709,181.69
  5. Step 5: Solve for x
    x = 89,395,709,181.69/342,232.63
  6. Step 6: Final answer
    x = 261,213.29

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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.