Home / 837,736.80-1,156,081.80-455,766.32

Finding the Fourth Proportional to 837,736.80, 1,156,081.80 and 455,766.32

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Solution

The fourth proportional to 837,736.80, 1,156,081.80 and 455,766.32 is: 628,960.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,736.80 : 1,156,081.80 = 455,766.32 : x
  2. Step 2: Convert to fraction form
    837,736.80/1,156,081.80 = 455,766.32/x
  3. Step 3: Cross multiply
    837,736.80x = 1,156,081.80 × 455,766.32
  4. Step 4: Simplify right side
    837,736.80x = 526,903,141,824.57
  5. Step 5: Solve for x
    x = 526,903,141,824.57/837,736.80
  6. Step 6: Final answer
    x = 628,960.24

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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.