Home / 831,334.14-1,147,323.29-504,621.32

Finding the Fourth Proportional to 831,334.14, 1,147,323.29 and 504,621.32

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Solution

The fourth proportional to 831,334.14, 1,147,323.29 and 504,621.32 is: 696,427.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,334.14 : 1,147,323.29 = 504,621.32 : x
  2. Step 2: Convert to fraction form
    831,334.14/1,147,323.29 = 504,621.32/x
  3. Step 3: Cross multiply
    831,334.14x = 1,147,323.29 × 504,621.32
  4. Step 4: Simplify right side
    831,334.14x = 578,963,784,806.82
  5. Step 5: Solve for x
    x = 578,963,784,806.82/831,334.14
  6. Step 6: Final answer
    x = 696,427.29

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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.