Home / 446,376.30-616,187.69-301,378.51

Finding the Fourth Proportional to 446,376.30, 616,187.69 and 301,378.51

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Solution

The fourth proportional to 446,376.30, 616,187.69 and 301,378.51 is: 416,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,376.30 : 616,187.69 = 301,378.51 : x
  2. Step 2: Convert to fraction form
    446,376.30/616,187.69 = 301,378.51/x
  3. Step 3: Cross multiply
    446,376.30x = 616,187.69 × 301,378.51
  4. Step 4: Simplify right side
    446,376.30x = 185,705,727,892.54
  5. Step 5: Solve for x
    x = 185,705,727,892.54/446,376.30
  6. Step 6: Final answer
    x = 416,029.54

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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.