Finding the Fourth Proportional to 896,551.75, 1,237,241.86 and 509,367.84
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Solution
The fourth proportional to 896,551.75, 1,237,241.86 and 509,367.84 is: 702,927.87
Step by Step Solution
- Step 1: Write the proportion equation
896,551.75 : 1,237,241.86 = 509,367.84 : x - Step 2: Convert to fraction form
896,551.75/1,237,241.86 = 509,367.84/x - Step 3: Cross multiply
896,551.75x = 1,237,241.86 × 509,367.84 - Step 4: Simplify right side
896,551.75x = 630,211,207,599.57 - Step 5: Solve for x
x = 630,211,207,599.57/896,551.75 - Step 6: Final answer
x = 702,927.87
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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.