Home / 1,055,654.43-1,583,459.46-256,940.43

Finding the Fourth Proportional to 1,055,654.43, 1,583,459.46 and 256,940.43

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Solution

The fourth proportional to 1,055,654.43, 1,583,459.46 and 256,940.43 is: 385,405.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,654.43 : 1,583,459.46 = 256,940.43 : x
  2. Step 2: Convert to fraction form
    1,055,654.43/1,583,459.46 = 256,940.43/x
  3. Step 3: Cross multiply
    1,055,654.43x = 1,583,459.46 × 256,940.43
  4. Step 4: Simplify right side
    1,055,654.43x = 406,854,754,539.97
  5. Step 5: Solve for x
    x = 406,854,754,539.97/1,055,654.43
  6. Step 6: Final answer
    x = 385,405.25

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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.