Home / 694,552.80-1,041,880.40-251,263.20

Finding the Fourth Proportional to 694,552.80, 1,041,880.40 and 251,263.20

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Solution

The fourth proportional to 694,552.80, 1,041,880.40 and 251,263.20 is: 376,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,552.80 : 1,041,880.40 = 251,263.20 : x
  2. Step 2: Convert to fraction form
    694,552.80/1,041,880.40 = 251,263.20/x
  3. Step 3: Cross multiply
    694,552.80x = 1,041,880.40 × 251,263.20
  4. Step 4: Simplify right side
    694,552.80x = 261,786,203,321.28
  5. Step 5: Solve for x
    x = 261,786,203,321.28/694,552.80
  6. Step 6: Final answer
    x = 376,913.32

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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.