Home / 831,722.58-1,247,662.44-232,683.84

Finding the Fourth Proportional to 831,722.58, 1,247,662.44 and 232,683.84

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Solution

The fourth proportional to 831,722.58, 1,247,662.44 and 232,683.84 is: 349,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,722.58 : 1,247,662.44 = 232,683.84 : x
  2. Step 2: Convert to fraction form
    831,722.58/1,247,662.44 = 232,683.84/x
  3. Step 3: Cross multiply
    831,722.58x = 1,247,662.44 × 232,683.84
  4. Step 4: Simplify right side
    831,722.58x = 290,310,887,562.97
  5. Step 5: Solve for x
    x = 290,310,887,562.97/831,722.58
  6. Step 6: Final answer
    x = 349,047.74

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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.