Home / 1,022,400.94-1,411,232.88-659,825.50

Finding the Fourth Proportional to 1,022,400.94, 1,411,232.88 and 659,825.50

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Solution

The fourth proportional to 1,022,400.94, 1,411,232.88 and 659,825.50 is: 910,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,400.94 : 1,411,232.88 = 659,825.50 : x
  2. Step 2: Convert to fraction form
    1,022,400.94/1,411,232.88 = 659,825.50/x
  3. Step 3: Cross multiply
    1,022,400.94x = 1,411,232.88 × 659,825.50
  4. Step 4: Simplify right side
    1,022,400.94x = 931,167,440,662.44
  5. Step 5: Solve for x
    x = 931,167,440,662.44/1,022,400.94
  6. Step 6: Final answer
    x = 910,765.44

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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.