Home / 800,391.87-1,104,517.32-437,807.93

Finding the Fourth Proportional to 800,391.87, 1,104,517.32 and 437,807.93

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Solution

The fourth proportional to 800,391.87, 1,104,517.32 and 437,807.93 is: 604,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,391.87 : 1,104,517.32 = 437,807.93 : x
  2. Step 2: Convert to fraction form
    800,391.87/1,104,517.32 = 437,807.93/x
  3. Step 3: Cross multiply
    800,391.87x = 1,104,517.32 × 437,807.93
  4. Step 4: Simplify right side
    800,391.87x = 483,566,435,995.76
  5. Step 5: Solve for x
    x = 483,566,435,995.76/800,391.87
  6. Step 6: Final answer
    x = 604,162.10

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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.