Home / 941,361.04-1,299,078.40-511,641.16

Finding the Fourth Proportional to 941,361.04, 1,299,078.40 and 511,641.16

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Solution

The fourth proportional to 941,361.04, 1,299,078.40 and 511,641.16 is: 706,064.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,361.04 : 1,299,078.40 = 511,641.16 : x
  2. Step 2: Convert to fraction form
    941,361.04/1,299,078.40 = 511,641.16/x
  3. Step 3: Cross multiply
    941,361.04x = 1,299,078.40 × 511,641.16
  4. Step 4: Simplify right side
    941,361.04x = 664,661,979,506.94
  5. Step 5: Solve for x
    x = 664,661,979,506.94/941,361.04
  6. Step 6: Final answer
    x = 706,064.89

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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.