Home / 802,025.80-1,203,345.90-789,430.60

Finding the Fourth Proportional to 802,025.80, 1,203,345.90 and 789,430.60

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Solution

The fourth proportional to 802,025.80, 1,203,345.90 and 789,430.60 is: 1,184,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,025.80 : 1,203,345.90 = 789,430.60 : x
  2. Step 2: Convert to fraction form
    802,025.80/1,203,345.90 = 789,430.60/x
  3. Step 3: Cross multiply
    802,025.80x = 1,203,345.90 × 789,430.60
  4. Step 4: Simplify right side
    802,025.80x = 949,958,075,844.54
  5. Step 5: Solve for x
    x = 949,958,075,844.54/802,025.80
  6. Step 6: Final answer
    x = 1,184,448.28

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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.