Home / 879,925.92-1,214,297.73-477,517.92

Finding the Fourth Proportional to 879,925.92, 1,214,297.73 and 477,517.92

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Solution

The fourth proportional to 879,925.92, 1,214,297.73 and 477,517.92 is: 658,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,925.92 : 1,214,297.73 = 477,517.92 : x
  2. Step 2: Convert to fraction form
    879,925.92/1,214,297.73 = 477,517.92/x
  3. Step 3: Cross multiply
    879,925.92x = 1,214,297.73 × 477,517.92
  4. Step 4: Simplify right side
    879,925.92x = 579,848,926,290.32
  5. Step 5: Solve for x
    x = 579,848,926,290.32/879,925.92
  6. Step 6: Final answer
    x = 658,974.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.