Home / 1,477,905.75-2,216,858.63-355,974.75

Finding the Fourth Proportional to 1,477,905.75, 2,216,858.63 and 355,974.75

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Solution

The fourth proportional to 1,477,905.75, 2,216,858.63 and 355,974.75 is: 533,962.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,905.75 : 2,216,858.63 = 355,974.75 : x
  2. Step 2: Convert to fraction form
    1,477,905.75/2,216,858.63 = 355,974.75/x
  3. Step 3: Cross multiply
    1,477,905.75x = 2,216,858.63 × 355,974.75
  4. Step 4: Simplify right side
    1,477,905.75x = 789,145,694,819.72
  5. Step 5: Solve for x
    x = 789,145,694,819.72/1,477,905.75
  6. Step 6: Final answer
    x = 533,962.13

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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.