Home / 467,725.16-645,498.98-263,765.48

Finding the Fourth Proportional to 467,725.16, 645,498.98 and 263,765.48

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Solution

The fourth proportional to 467,725.16, 645,498.98 and 263,765.48 is: 364,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,725.16 : 645,498.98 = 263,765.48 : x
  2. Step 2: Convert to fraction form
    467,725.16/645,498.98 = 263,765.48/x
  3. Step 3: Cross multiply
    467,725.16x = 645,498.98 × 263,765.48
  4. Step 4: Simplify right side
    467,725.16x = 170,260,348,299.21
  5. Step 5: Solve for x
    x = 170,260,348,299.21/467,725.16
  6. Step 6: Final answer
    x = 364,017.94

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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.