Home / 1,302,822.60-1,954,139.70-404,241.40

Finding the Fourth Proportional to 1,302,822.60, 1,954,139.70 and 404,241.40

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Solution

The fourth proportional to 1,302,822.60, 1,954,139.70 and 404,241.40 is: 606,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,822.60 : 1,954,139.70 = 404,241.40 : x
  2. Step 2: Convert to fraction form
    1,302,822.60/1,954,139.70 = 404,241.40/x
  3. Step 3: Cross multiply
    1,302,822.60x = 1,954,139.70 × 404,241.40
  4. Step 4: Simplify right side
    1,302,822.60x = 789,944,168,123.58
  5. Step 5: Solve for x
    x = 789,944,168,123.58/1,302,822.60
  6. Step 6: Final answer
    x = 606,332.87

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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.