Home / 941,300.36-1,299,004.54-511,580.52

Finding the Fourth Proportional to 941,300.36, 1,299,004.54 and 511,580.52

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Solution

The fourth proportional to 941,300.36, 1,299,004.54 and 511,580.52 is: 705,986.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,300.36 : 1,299,004.54 = 511,580.52 : x
  2. Step 2: Convert to fraction form
    941,300.36/1,299,004.54 = 511,580.52/x
  3. Step 3: Cross multiply
    941,300.36x = 1,299,004.54 × 511,580.52
  4. Step 4: Simplify right side
    941,300.36x = 664,545,418,055.56
  5. Step 5: Solve for x
    x = 664,545,418,055.56/941,300.36
  6. Step 6: Final answer
    x = 705,986.58

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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.