Home / 804,440.32-1,205,571.83-305,532.16

Finding the Fourth Proportional to 804,440.32, 1,205,571.83 and 305,532.16

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Solution

The fourth proportional to 804,440.32, 1,205,571.83 and 305,532.16 is: 457,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,440.32 : 1,205,571.83 = 305,532.16 : x
  2. Step 2: Convert to fraction form
    804,440.32/1,205,571.83 = 305,532.16/x
  3. Step 3: Cross multiply
    804,440.32x = 1,205,571.83 × 305,532.16
  4. Step 4: Simplify right side
    804,440.32x = 368,340,959,227.19
  5. Step 5: Solve for x
    x = 368,340,959,227.19/804,440.32
  6. Step 6: Final answer
    x = 457,884.76

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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.