Home / 730,486.06-1,008,051.41-408,198.80

Finding the Fourth Proportional to 730,486.06, 1,008,051.41 and 408,198.80

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Solution

The fourth proportional to 730,486.06, 1,008,051.41 and 408,198.80 is: 563,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,486.06 : 1,008,051.41 = 408,198.80 : x
  2. Step 2: Convert to fraction form
    730,486.06/1,008,051.41 = 408,198.80/x
  3. Step 3: Cross multiply
    730,486.06x = 1,008,051.41 × 408,198.80
  4. Step 4: Simplify right side
    730,486.06x = 411,485,375,900.31
  5. Step 5: Solve for x
    x = 411,485,375,900.31/730,486.06
  6. Step 6: Final answer
    x = 563,303.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.