Home / 893,429.70-1,340,394.68-361,324.40

Finding the Fourth Proportional to 893,429.70, 1,340,394.68 and 361,324.40

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Solution

The fourth proportional to 893,429.70, 1,340,394.68 and 361,324.40 is: 542,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,429.70 : 1,340,394.68 = 361,324.40 : x
  2. Step 2: Convert to fraction form
    893,429.70/1,340,394.68 = 361,324.40/x
  3. Step 3: Cross multiply
    893,429.70x = 1,340,394.68 × 361,324.40
  4. Step 4: Simplify right side
    893,429.70x = 484,317,303,514.19
  5. Step 5: Solve for x
    x = 484,317,303,514.19/893,429.70
  6. Step 6: Final answer
    x = 542,087.76

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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.