Home / 909,825.96-1,364,744.40-404,268.09

Finding the Fourth Proportional to 909,825.96, 1,364,744.40 and 404,268.09

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Solution

The fourth proportional to 909,825.96, 1,364,744.40 and 404,268.09 is: 606,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,825.96 : 1,364,744.40 = 404,268.09 : x
  2. Step 2: Convert to fraction form
    909,825.96/1,364,744.40 = 404,268.09/x
  3. Step 3: Cross multiply
    909,825.96x = 1,364,744.40 × 404,268.09
  4. Step 4: Simplify right side
    909,825.96x = 551,722,611,926.20
  5. Step 5: Solve for x
    x = 551,722,611,926.20/909,825.96
  6. Step 6: Final answer
    x = 606,404.56

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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.