Home / 467,579.16-645,246.27-263,628.27

Finding the Fourth Proportional to 467,579.16, 645,246.27 and 263,628.27

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Solution

The fourth proportional to 467,579.16, 645,246.27 and 263,628.27 is: 363,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,579.16 : 645,246.27 = 263,628.27 : x
  2. Step 2: Convert to fraction form
    467,579.16/645,246.27 = 263,628.27/x
  3. Step 3: Cross multiply
    467,579.16x = 645,246.27 × 263,628.27
  4. Step 4: Simplify right side
    467,579.16x = 170,105,157,884.05
  5. Step 5: Solve for x
    x = 170,105,157,884.05/467,579.16
  6. Step 6: Final answer
    x = 363,799.70

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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.