Home / 1,302,825.60-1,954,144.20-404,244.40

Finding the Fourth Proportional to 1,302,825.60, 1,954,144.20 and 404,244.40

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Solution

The fourth proportional to 1,302,825.60, 1,954,144.20 and 404,244.40 is: 606,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,825.60 : 1,954,144.20 = 404,244.40 : x
  2. Step 2: Convert to fraction form
    1,302,825.60/1,954,144.20 = 404,244.40/x
  3. Step 3: Cross multiply
    1,302,825.60x = 1,954,144.20 × 404,244.40
  4. Step 4: Simplify right side
    1,302,825.60x = 789,951,849,642.48
  5. Step 5: Solve for x
    x = 789,951,849,642.48/1,302,825.60
  6. Step 6: Final answer
    x = 606,337.37

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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.