Home / 831,097-1,246,852.86-240,121

Finding the Fourth Proportional to 831,097, 1,246,852.86 and 240,121

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Solution

The fourth proportional to 831,097, 1,246,852.86 and 240,121 is: 360,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,097 : 1,246,852.86 = 240,121 : x
  2. Step 2: Convert to fraction form
    831,097/1,246,852.86 = 240,121/x
  3. Step 3: Cross multiply
    831,097x = 1,246,852.86 × 240,121
  4. Step 4: Simplify right side
    831,097x = 299,395,555,596.06
  5. Step 5: Solve for x
    x = 299,395,555,596.06/831,097
  6. Step 6: Final answer
    x = 360,241.41

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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.