Home / 800,268.05-1,104,355.93-437,683.95

Finding the Fourth Proportional to 800,268.05, 1,104,355.93 and 437,683.95

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Solution

The fourth proportional to 800,268.05, 1,104,355.93 and 437,683.95 is: 603,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,268.05 : 1,104,355.93 = 437,683.95 : x
  2. Step 2: Convert to fraction form
    800,268.05/1,104,355.93 = 437,683.95/x
  3. Step 3: Cross multiply
    800,268.05x = 1,104,355.93 × 437,683.95
  4. Step 4: Simplify right side
    800,268.05x = 483,358,865,648.32
  5. Step 5: Solve for x
    x = 483,358,865,648.32/800,268.05
  6. Step 6: Final answer
    x = 603,996.21

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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.