Home / 807,683.40-1,211,514.30-246,720.60

Finding the Fourth Proportional to 807,683.40, 1,211,514.30 and 246,720.60

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Solution

The fourth proportional to 807,683.40, 1,211,514.30 and 246,720.60 is: 370,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,683.40 : 1,211,514.30 = 246,720.60 : x
  2. Step 2: Convert to fraction form
    807,683.40/1,211,514.30 = 246,720.60/x
  3. Step 3: Cross multiply
    807,683.40x = 1,211,514.30 × 246,720.60
  4. Step 4: Simplify right side
    807,683.40x = 298,905,535,004.58
  5. Step 5: Solve for x
    x = 298,905,535,004.58/807,683.40
  6. Step 6: Final answer
    x = 370,077.60

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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.