Finding the Fourth Proportional to 734,085.63, 1,101,529.80 and 284,824.23
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Solution
The fourth proportional to 734,085.63, 1,101,529.80 and 284,824.23 is: 427,392.07
Step by Step Solution
- Step 1: Write the proportion equation
734,085.63 : 1,101,529.80 = 284,824.23 : x - Step 2: Convert to fraction form
734,085.63/1,101,529.80 = 284,824.23/x - Step 3: Cross multiply
734,085.63x = 1,101,529.80 × 284,824.23 - Step 4: Simplify right side
734,085.63x = 313,742,377,107.05 - Step 5: Solve for x
x = 313,742,377,107.05/734,085.63 - Step 6: Final answer
x = 427,392.07
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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.