Finding the Fourth Proportional to 914,095.74, 1,261,450.98 and 506,197.09
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Solution
The fourth proportional to 914,095.74, 1,261,450.98 and 506,197.09 is: 698,551.35
Step by Step Solution
- Step 1: Write the proportion equation
914,095.74 : 1,261,450.98 = 506,197.09 : x - Step 2: Convert to fraction form
914,095.74/1,261,450.98 = 506,197.09/x - Step 3: Cross multiply
914,095.74x = 1,261,450.98 × 506,197.09 - Step 4: Simplify right side
914,095.74x = 638,542,810,166.33 - Step 5: Solve for x
x = 638,542,810,166.33/914,095.74 - Step 6: Final answer
x = 698,551.35
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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.