Home / 680,764.02-1,021,256.84-201,040.33

Finding the Fourth Proportional to 680,764.02, 1,021,256.84 and 201,040.33

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Solution

The fourth proportional to 680,764.02, 1,021,256.84 and 201,040.33 is: 301,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,764.02 : 1,021,256.84 = 201,040.33 : x
  2. Step 2: Convert to fraction form
    680,764.02/1,021,256.84 = 201,040.33/x
  3. Step 3: Cross multiply
    680,764.02x = 1,021,256.84 × 201,040.33
  4. Step 4: Simplify right side
    680,764.02x = 205,313,811,630.77
  5. Step 5: Solve for x
    x = 205,313,811,630.77/680,764.02
  6. Step 6: Final answer
    x = 301,593.22

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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.