Home / 938,799.87-1,408,452.57-483,142.89

Finding the Fourth Proportional to 938,799.87, 1,408,452.57 and 483,142.89

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Solution

The fourth proportional to 938,799.87, 1,408,452.57 and 483,142.89 is: 724,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,799.87 : 1,408,452.57 = 483,142.89 : x
  2. Step 2: Convert to fraction form
    938,799.87/1,408,452.57 = 483,142.89/x
  3. Step 3: Cross multiply
    938,799.87x = 1,408,452.57 × 483,142.89
  4. Step 4: Simplify right side
    938,799.87x = 680,483,845,097.73
  5. Step 5: Solve for x
    x = 680,483,845,097.73/938,799.87
  6. Step 6: Final answer
    x = 724,844.42

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1.5x scale

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.