Finding the Fourth Proportional to 798,557.96, 1,102,025.57 and 435,982.75
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Solution
The fourth proportional to 798,557.96, 1,102,025.57 and 435,982.75 is: 601,664.70
Step by Step Solution
- Step 1: Write the proportion equation
798,557.96 : 1,102,025.57 = 435,982.75 : x - Step 2: Convert to fraction form
798,557.96/1,102,025.57 = 435,982.75/x - Step 3: Cross multiply
798,557.96x = 1,102,025.57 × 435,982.75 - Step 4: Simplify right side
798,557.96x = 480,464,136,913.81 - Step 5: Solve for x
x = 480,464,136,913.81/798,557.96 - Step 6: Final answer
x = 601,664.70
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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.