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Finding the Fourth Proportional to 344,380.25, 475,030.30 and 236,763.45

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Solution

The fourth proportional to 344,380.25, 475,030.30 and 236,763.45 is: 326,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,380.25 : 475,030.30 = 236,763.45 : x
  2. Step 2: Convert to fraction form
    344,380.25/475,030.30 = 236,763.45/x
  3. Step 3: Cross multiply
    344,380.25x = 475,030.30 × 236,763.45
  4. Step 4: Simplify right side
    344,380.25x = 112,469,812,682.54
  5. Step 5: Solve for x
    x = 112,469,812,682.54/344,380.25
  6. Step 6: Final answer
    x = 326,586.13

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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.