Home / 505,268.54-757,911.01-145,444.17

Finding the Fourth Proportional to 505,268.54, 757,911.01 and 145,444.17

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Solution

The fourth proportional to 505,268.54, 757,911.01 and 145,444.17 is: 218,168.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,268.54 : 757,911.01 = 145,444.17 : x
  2. Step 2: Convert to fraction form
    505,268.54/757,911.01 = 145,444.17/x
  3. Step 3: Cross multiply
    505,268.54x = 757,911.01 × 145,444.17
  4. Step 4: Simplify right side
    505,268.54x = 110,233,733,993.76
  5. Step 5: Solve for x
    x = 110,233,733,993.76/505,268.54
  6. Step 6: Final answer
    x = 218,168.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.