Home / 909,452.80-1,364,179.14-403,894.84

Finding the Fourth Proportional to 909,452.80, 1,364,179.14 and 403,894.84

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Solution

The fourth proportional to 909,452.80, 1,364,179.14 and 403,894.84 is: 605,842.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,452.80 : 1,364,179.14 = 403,894.84 : x
  2. Step 2: Convert to fraction form
    909,452.80/1,364,179.14 = 403,894.84/x
  3. Step 3: Cross multiply
    909,452.80x = 1,364,179.14 × 403,894.84
  4. Step 4: Simplify right side
    909,452.80x = 550,984,915,481.64
  5. Step 5: Solve for x
    x = 550,984,915,481.64/909,452.80
  6. Step 6: Final answer
    x = 605,842.23

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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.