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Finding the Fourth Proportional to 348,292.37, 480,198.53 and 225,567.92

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Solution

The fourth proportional to 348,292.37, 480,198.53 and 225,567.92 is: 310,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,292.37 : 480,198.53 = 225,567.92 : x
  2. Step 2: Convert to fraction form
    348,292.37/480,198.53 = 225,567.92/x
  3. Step 3: Cross multiply
    348,292.37x = 480,198.53 × 225,567.92
  4. Step 4: Simplify right side
    348,292.37x = 108,317,385,363.57
  5. Step 5: Solve for x
    x = 108,317,385,363.57/348,292.37
  6. Step 6: Final answer
    x = 310,995.58

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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.