Home / 511,831.75-767,750.73-227,455.46

Finding the Fourth Proportional to 511,831.75, 767,750.73 and 227,455.46

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Solution

The fourth proportional to 511,831.75, 767,750.73 and 227,455.46 is: 341,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,831.75 : 767,750.73 = 227,455.46 : x
  2. Step 2: Convert to fraction form
    511,831.75/767,750.73 = 227,455.46/x
  3. Step 3: Cross multiply
    511,831.75x = 767,750.73 × 227,455.46
  4. Step 4: Simplify right side
    511,831.75x = 174,629,094,320.21
  5. Step 5: Solve for x
    x = 174,629,094,320.21/511,831.75
  6. Step 6: Final answer
    x = 341,184.57

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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.