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Finding the Fourth Proportional to 483,512.36, 667,206.95 and 265,709.59

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Solution

The fourth proportional to 483,512.36, 667,206.95 and 265,709.59 is: 366,657.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,512.36 : 667,206.95 = 265,709.59 : x
  2. Step 2: Convert to fraction form
    483,512.36/667,206.95 = 265,709.59/x
  3. Step 3: Cross multiply
    483,512.36x = 667,206.95 × 265,709.59
  4. Step 4: Simplify right side
    483,512.36x = 177,283,284,125.91
  5. Step 5: Solve for x
    x = 177,283,284,125.91/483,512.36
  6. Step 6: Final answer
    x = 366,657.19

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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.