Home / 874,110.60-1,311,003.90-242,893.80

Finding the Fourth Proportional to 874,110.60, 1,311,003.90 and 242,893.80

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Solution

The fourth proportional to 874,110.60, 1,311,003.90 and 242,893.80 is: 364,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,110.60 : 1,311,003.90 = 242,893.80 : x
  2. Step 2: Convert to fraction form
    874,110.60/1,311,003.90 = 242,893.80/x
  3. Step 3: Cross multiply
    874,110.60x = 1,311,003.90 × 242,893.80
  4. Step 4: Simplify right side
    874,110.60x = 318,434,719,085.82
  5. Step 5: Solve for x
    x = 318,434,719,085.82/874,110.60
  6. Step 6: Final answer
    x = 364,295.68

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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.