Home / 472,914.90-652,610.25-258,057.54

Finding the Fourth Proportional to 472,914.90, 652,610.25 and 258,057.54

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Solution

The fourth proportional to 472,914.90, 652,610.25 and 258,057.54 is: 356,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,914.90 : 652,610.25 = 258,057.54 : x
  2. Step 2: Convert to fraction form
    472,914.90/652,610.25 = 258,057.54/x
  3. Step 3: Cross multiply
    472,914.90x = 652,610.25 × 258,057.54
  4. Step 4: Simplify right side
    472,914.90x = 168,410,995,693.79
  5. Step 5: Solve for x
    x = 168,410,995,693.79/472,914.90
  6. Step 6: Final answer
    x = 356,112.69

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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.