Finding the Fourth Proportional to 734,916.40, 1,101,813.90 and 335,277.70
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Solution
The fourth proportional to 734,916.40, 1,101,813.90 and 335,277.70 is: 502,660.75
Step by Step Solution
- Step 1: Write the proportion equation
734,916.40 : 1,101,813.90 = 335,277.70 : x - Step 2: Convert to fraction form
734,916.40/1,101,813.90 = 335,277.70/x - Step 3: Cross multiply
734,916.40x = 1,101,813.90 × 335,277.70 - Step 4: Simplify right side
734,916.40x = 369,413,630,220.03 - Step 5: Solve for x
x = 369,413,630,220.03/734,916.40 - Step 6: Final answer
x = 502,660.75
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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.