Home / 808,584.90-1,212,877.35-798,087.30

Finding the Fourth Proportional to 808,584.90, 1,212,877.35 and 798,087.30

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Solution

The fourth proportional to 808,584.90, 1,212,877.35 and 798,087.30 is: 1,197,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,584.90 : 1,212,877.35 = 798,087.30 : x
  2. Step 2: Convert to fraction form
    808,584.90/1,212,877.35 = 798,087.30/x
  3. Step 3: Cross multiply
    808,584.90x = 1,212,877.35 × 798,087.30
  4. Step 4: Simplify right side
    808,584.90x = 967,982,009,492.66
  5. Step 5: Solve for x
    x = 967,982,009,492.66/808,584.90
  6. Step 6: Final answer
    x = 1,197,130.95

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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.