Home / 842,623.80-1,261,311.30-606,427.80

Finding the Fourth Proportional to 842,623.80, 1,261,311.30 and 606,427.80

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Solution

The fourth proportional to 842,623.80, 1,261,311.30 and 606,427.80 is: 907,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,623.80 : 1,261,311.30 = 606,427.80 : x
  2. Step 2: Convert to fraction form
    842,623.80/1,261,311.30 = 606,427.80/x
  3. Step 3: Cross multiply
    842,623.80x = 1,261,311.30 × 606,427.80
  4. Step 4: Simplify right side
    842,623.80x = 764,894,236,774.14
  5. Step 5: Solve for x
    x = 764,894,236,774.14/842,623.80
  6. Step 6: Final answer
    x = 907,752.95

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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.