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Finding the Fourth Proportional to 240,794.82, 332,299.31 and 145,283.06

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Solution

The fourth proportional to 240,794.82, 332,299.31 and 145,283.06 is: 200,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,794.82 : 332,299.31 = 145,283.06 : x
  2. Step 2: Convert to fraction form
    240,794.82/332,299.31 = 145,283.06/x
  3. Step 3: Cross multiply
    240,794.82x = 332,299.31 × 145,283.06
  4. Step 4: Simplify right side
    240,794.82x = 48,277,460,697.02
  5. Step 5: Solve for x
    x = 48,277,460,697.02/240,794.82
  6. Step 6: Final answer
    x = 200,492.11

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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.