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Finding the Fourth Proportional to 344,703.92, 475,704.95 and 208,660.91

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Solution

The fourth proportional to 344,703.92, 475,704.95 and 208,660.91 is: 287,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,703.92 : 475,704.95 = 208,660.91 : x
  2. Step 2: Convert to fraction form
    344,703.92/475,704.95 = 208,660.91/x
  3. Step 3: Cross multiply
    344,703.92x = 475,704.95 × 208,660.91
  4. Step 4: Simplify right side
    344,703.92x = 99,261,024,336.68
  5. Step 5: Solve for x
    x = 99,261,024,336.68/344,703.92
  6. Step 6: Final answer
    x = 287,960.25

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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.