Home / 1,312,571.24-1,968,967.92-365,942.80

Finding the Fourth Proportional to 1,312,571.24, 1,968,967.92 and 365,942.80

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Solution

The fourth proportional to 1,312,571.24, 1,968,967.92 and 365,942.80 is: 548,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,571.24 : 1,968,967.92 = 365,942.80 : x
  2. Step 2: Convert to fraction form
    1,312,571.24/1,968,967.92 = 365,942.80/x
  3. Step 3: Cross multiply
    1,312,571.24x = 1,968,967.92 × 365,942.80
  4. Step 4: Simplify right side
    1,312,571.24x = 720,529,633,754.98
  5. Step 5: Solve for x
    x = 720,529,633,754.98/1,312,571.24
  6. Step 6: Final answer
    x = 548,945.16

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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.