Home / 511,083.04-765,777.09-310,797.58

Finding the Fourth Proportional to 511,083.04, 765,777.09 and 310,797.58

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Solution

The fourth proportional to 511,083.04, 765,777.09 and 310,797.58 is: 465,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,083.04 : 765,777.09 = 310,797.58 : x
  2. Step 2: Convert to fraction form
    511,083.04/765,777.09 = 310,797.58/x
  3. Step 3: Cross multiply
    511,083.04x = 765,777.09 × 310,797.58
  4. Step 4: Simplify right side
    511,083.04x = 238,001,666,391.44
  5. Step 5: Solve for x
    x = 238,001,666,391.44/511,083.04
  6. Step 6: Final answer
    x = 465,681.01

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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.