Finding the Fourth Proportional to 345,275.25, 476,350.84 and 344,743.08
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Solution
The fourth proportional to 345,275.25, 476,350.84 and 344,743.08 is: 475,616.64
Step by Step Solution
- Step 1: Write the proportion equation
345,275.25 : 476,350.84 = 344,743.08 : x - Step 2: Convert to fraction form
345,275.25/476,350.84 = 344,743.08/x - Step 3: Cross multiply
345,275.25x = 476,350.84 × 344,743.08 - Step 4: Simplify right side
345,275.25x = 164,218,655,742.19 - Step 5: Solve for x
x = 164,218,655,742.19/345,275.25 - Step 6: Final answer
x = 475,616.64
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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.