Home / 837,760.50-1,156,114.62-455,790.06

Finding the Fourth Proportional to 837,760.50, 1,156,114.62 and 455,790.06

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Solution

The fourth proportional to 837,760.50, 1,156,114.62 and 455,790.06 is: 628,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,760.50 : 1,156,114.62 = 455,790.06 : x
  2. Step 2: Convert to fraction form
    837,760.50/1,156,114.62 = 455,790.06/x
  3. Step 3: Cross multiply
    837,760.50x = 1,156,114.62 × 455,790.06
  4. Step 4: Simplify right side
    837,760.50x = 526,945,552,016.68
  5. Step 5: Solve for x
    x = 526,945,552,016.68/837,760.50
  6. Step 6: Final answer
    x = 628,993.07

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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.