Home / 889,837.62-1,228,083.82-502,669.37

Finding the Fourth Proportional to 889,837.62, 1,228,083.82 and 502,669.37

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Solution

The fourth proportional to 889,837.62, 1,228,083.82 and 502,669.37 is: 693,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,837.62 : 1,228,083.82 = 502,669.37 : x
  2. Step 2: Convert to fraction form
    889,837.62/1,228,083.82 = 502,669.37/x
  3. Step 3: Cross multiply
    889,837.62x = 1,228,083.82 × 502,669.37
  4. Step 4: Simplify right side
    889,837.62x = 617,320,112,709.50
  5. Step 5: Solve for x
    x = 617,320,112,709.50/889,837.62
  6. Step 6: Final answer
    x = 693,744.68

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1.5x scale

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.