Home / 854,928.34-1,282,745.74-374,907.76

Finding the Fourth Proportional to 854,928.34, 1,282,745.74 and 374,907.76

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Solution

The fourth proportional to 854,928.34, 1,282,745.74 and 374,907.76 is: 562,516.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,928.34 : 1,282,745.74 = 374,907.76 : x
  2. Step 2: Convert to fraction form
    854,928.34/1,282,745.74 = 374,907.76/x
  3. Step 3: Cross multiply
    854,928.34x = 1,282,745.74 × 374,907.76
  4. Step 4: Simplify right side
    854,928.34x = 480,911,332,032.94
  5. Step 5: Solve for x
    x = 480,911,332,032.94/854,928.34
  6. Step 6: Final answer
    x = 562,516.54

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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.