Home / 716,991-1,075,541.78-184,517.25

Finding the Fourth Proportional to 716,991, 1,075,541.78 and 184,517.25

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Solution

The fourth proportional to 716,991, 1,075,541.78 and 184,517.25 is: 276,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,991 : 1,075,541.78 = 184,517.25 : x
  2. Step 2: Convert to fraction form
    716,991/1,075,541.78 = 184,517.25/x
  3. Step 3: Cross multiply
    716,991x = 1,075,541.78 × 184,517.25
  4. Step 4: Simplify right side
    716,991x = 198,456,011,505.71
  5. Step 5: Solve for x
    x = 198,456,011,505.71/716,991
  6. Step 6: Final answer
    x = 276,790.10

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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.