Home / 889,984.20-1,228,265.82-508,068.12

Finding the Fourth Proportional to 889,984.20, 1,228,265.82 and 508,068.12

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Solution

The fourth proportional to 889,984.20, 1,228,265.82 and 508,068.12 is: 701,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,984.20 : 1,228,265.82 = 508,068.12 : x
  2. Step 2: Convert to fraction form
    889,984.20/1,228,265.82 = 508,068.12/x
  3. Step 3: Cross multiply
    889,984.20x = 1,228,265.82 × 508,068.12
  4. Step 4: Simplify right side
    889,984.20x = 624,042,706,027.66
  5. Step 5: Solve for x
    x = 624,042,706,027.66/889,984.20
  6. Step 6: Final answer
    x = 701,184.03

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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.