Home / 632,911.05-873,441.27-361,023.21

Finding the Fourth Proportional to 632,911.05, 873,441.27 and 361,023.21

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Solution

The fourth proportional to 632,911.05, 873,441.27 and 361,023.21 is: 498,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,911.05 : 873,441.27 = 361,023.21 : x
  2. Step 2: Convert to fraction form
    632,911.05/873,441.27 = 361,023.21/x
  3. Step 3: Cross multiply
    632,911.05x = 873,441.27 × 361,023.21
  4. Step 4: Simplify right side
    632,911.05x = 315,332,571,041.88
  5. Step 5: Solve for x
    x = 315,332,571,041.88/632,911.05
  6. Step 6: Final answer
    x = 498,225.73

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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.