Home / 467,846.62-645,632.19-258,301.26

Finding the Fourth Proportional to 467,846.62, 645,632.19 and 258,301.26

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Solution

The fourth proportional to 467,846.62, 645,632.19 and 258,301.26 is: 356,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,846.62 : 645,632.19 = 258,301.26 : x
  2. Step 2: Convert to fraction form
    467,846.62/645,632.19 = 258,301.26/x
  3. Step 3: Cross multiply
    467,846.62x = 645,632.19 × 258,301.26
  4. Step 4: Simplify right side
    467,846.62x = 166,767,608,173.56
  5. Step 5: Solve for x
    x = 166,767,608,173.56/467,846.62
  6. Step 6: Final answer
    x = 356,457.87

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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.