Home / 821,392.24-1,133,525.24-458,831.38

Finding the Fourth Proportional to 821,392.24, 1,133,525.24 and 458,831.38

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Solution

The fourth proportional to 821,392.24, 1,133,525.24 and 458,831.38 is: 633,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,392.24 : 1,133,525.24 = 458,831.38 : x
  2. Step 2: Convert to fraction form
    821,392.24/1,133,525.24 = 458,831.38/x
  3. Step 3: Cross multiply
    821,392.24x = 1,133,525.24 × 458,831.38
  4. Step 4: Simplify right side
    821,392.24x = 520,096,950,134.03
  5. Step 5: Solve for x
    x = 520,096,950,134.03/821,392.24
  6. Step 6: Final answer
    x = 633,189.51

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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.