Home / 416,181.15-574,718.09-306,322.33

Finding the Fourth Proportional to 416,181.15, 574,718.09 and 306,322.33

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Solution

The fourth proportional to 416,181.15, 574,718.09 and 306,322.33 is: 423,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,181.15 : 574,718.09 = 306,322.33 : x
  2. Step 2: Convert to fraction form
    416,181.15/574,718.09 = 306,322.33/x
  3. Step 3: Cross multiply
    416,181.15x = 574,718.09 × 306,322.33
  4. Step 4: Simplify right side
    416,181.15x = 176,048,980,016.75
  5. Step 5: Solve for x
    x = 176,048,980,016.75/416,181.15
  6. Step 6: Final answer
    x = 423,010.47

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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.