Home / 727,539.02-1,004,034.82-405,249.26

Finding the Fourth Proportional to 727,539.02, 1,004,034.82 and 405,249.26

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Solution

The fourth proportional to 727,539.02, 1,004,034.82 and 405,249.26 is: 559,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,539.02 : 1,004,034.82 = 405,249.26 : x
  2. Step 2: Convert to fraction form
    727,539.02/1,004,034.82 = 405,249.26/x
  3. Step 3: Cross multiply
    727,539.02x = 1,004,034.82 × 405,249.26
  4. Step 4: Simplify right side
    727,539.02x = 406,884,367,819.23
  5. Step 5: Solve for x
    x = 406,884,367,819.23/727,539.02
  6. Step 6: Final answer
    x = 559,261.23

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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.