Home / 649,481.02-896,268.32-363,027.76

Finding the Fourth Proportional to 649,481.02, 896,268.32 and 363,027.76

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Solution

The fourth proportional to 649,481.02, 896,268.32 and 363,027.76 is: 500,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,481.02 : 896,268.32 = 363,027.76 : x
  2. Step 2: Convert to fraction form
    649,481.02/896,268.32 = 363,027.76/x
  3. Step 3: Cross multiply
    649,481.02x = 896,268.32 × 363,027.76
  4. Step 4: Simplify right side
    649,481.02x = 325,370,274,272.08
  5. Step 5: Solve for x
    x = 325,370,274,272.08/649,481.02
  6. Step 6: Final answer
    x = 500,969.65

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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.