Home / 789,485.40-1,184,228.10-736,608.60

Finding the Fourth Proportional to 789,485.40, 1,184,228.10 and 736,608.60

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Solution

The fourth proportional to 789,485.40, 1,184,228.10 and 736,608.60 is: 1,104,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,485.40 : 1,184,228.10 = 736,608.60 : x
  2. Step 2: Convert to fraction form
    789,485.40/1,184,228.10 = 736,608.60/x
  3. Step 3: Cross multiply
    789,485.40x = 1,184,228.10 × 736,608.60
  4. Step 4: Simplify right side
    789,485.40x = 872,312,602,821.66
  5. Step 5: Solve for x
    x = 872,312,602,821.66/789,485.40
  6. Step 6: Final answer
    x = 1,104,912.90

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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.