Finding the Fourth Proportional to 877,147.96, 1,210,396.62 and 495,212.44
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Solution
The fourth proportional to 877,147.96, 1,210,396.62 and 495,212.44 is: 683,355.02
Step by Step Solution
- Step 1: Write the proportion equation
877,147.96 : 1,210,396.62 = 495,212.44 : x - Step 2: Convert to fraction form
877,147.96/1,210,396.62 = 495,212.44/x - Step 3: Cross multiply
877,147.96x = 1,210,396.62 × 495,212.44 - Step 4: Simplify right side
877,147.96x = 599,403,463,557.95 - Step 5: Solve for x
x = 599,403,463,557.95/877,147.96 - Step 6: Final answer
x = 683,355.02
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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.