Finding the Fourth Proportional to 495,750.69, 684,135.90 and 269,396.19
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Solution
The fourth proportional to 495,750.69, 684,135.90 and 269,396.19 is: 371,766.71
Step by Step Solution
- Step 1: Write the proportion equation
495,750.69 : 684,135.90 = 269,396.19 : x - Step 2: Convert to fraction form
495,750.69/684,135.90 = 269,396.19/x - Step 3: Cross multiply
495,750.69x = 684,135.90 × 269,396.19 - Step 4: Simplify right side
495,750.69x = 184,303,604,902.22 - Step 5: Solve for x
x = 184,303,604,902.22/495,750.69 - Step 6: Final answer
x = 371,766.71
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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.