Home / 1,300,280.33-1,949,935.56-447,110.67

Finding the Fourth Proportional to 1,300,280.33, 1,949,935.56 and 447,110.67

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Solution

The fourth proportional to 1,300,280.33, 1,949,935.56 and 447,110.67 is: 670,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,280.33 : 1,949,935.56 = 447,110.67 : x
  2. Step 2: Convert to fraction form
    1,300,280.33/1,949,935.56 = 447,110.67/x
  3. Step 3: Cross multiply
    1,300,280.33x = 1,949,935.56 × 447,110.67
  4. Step 4: Simplify right side
    1,300,280.33x = 871,836,994,688.43
  5. Step 5: Solve for x
    x = 871,836,994,688.43/1,300,280.33
  6. Step 6: Final answer
    x = 670,499.26

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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.