Finding the Fourth Proportional to 793,884.17, 1,095,538.84 and 467,216.40
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Solution
The fourth proportional to 793,884.17, 1,095,538.84 and 467,216.40 is: 644,746.09
Step by Step Solution
- Step 1: Write the proportion equation
793,884.17 : 1,095,538.84 = 467,216.40 : x - Step 2: Convert to fraction form
793,884.17/1,095,538.84 = 467,216.40/x - Step 3: Cross multiply
793,884.17x = 1,095,538.84 × 467,216.40 - Step 4: Simplify right side
793,884.17x = 511,853,715,825.21 - Step 5: Solve for x
x = 511,853,715,825.21/793,884.17 - Step 6: Final answer
x = 644,746.09
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1.5x scale
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.