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Finding the Fourth Proportional to 416,825.32, 575,009.22 and 273,565.48

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Solution

The fourth proportional to 416,825.32, 575,009.22 and 273,565.48 is: 377,382.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,825.32 : 575,009.22 = 273,565.48 : x
  2. Step 2: Convert to fraction form
    416,825.32/575,009.22 = 273,565.48/x
  3. Step 3: Cross multiply
    416,825.32x = 575,009.22 × 273,565.48
  4. Step 4: Simplify right side
    416,825.32x = 157,302,673,273.73
  5. Step 5: Solve for x
    x = 157,302,673,273.73/416,825.32
  6. Step 6: Final answer
    x = 377,382.72

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1.5x scale

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.