Home / 826,418.40-1,237,262.40-508,736.40

Finding the Fourth Proportional to 826,418.40, 1,237,262.40 and 508,736.40

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Solution

The fourth proportional to 826,418.40, 1,237,262.40 and 508,736.40 is: 761,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,418.40 : 1,237,262.40 = 508,736.40 : x
  2. Step 2: Convert to fraction form
    826,418.40/1,237,262.40 = 508,736.40/x
  3. Step 3: Cross multiply
    826,418.40x = 1,237,262.40 × 508,736.40
  4. Step 4: Simplify right side
    826,418.40x = 629,440,419,231.36
  5. Step 5: Solve for x
    x = 629,440,419,231.36/826,418.40
  6. Step 6: Final answer
    x = 761,648.60

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1.5x scale

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.