Finding the Fourth Proportional to 352,594.82, 486,623.88 and 207,393.68
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Solution
The fourth proportional to 352,594.82, 486,623.88 and 207,393.68 is: 286,228.59
Step by Step Solution
- Step 1: Write the proportion equation
352,594.82 : 486,623.88 = 207,393.68 : x - Step 2: Convert to fraction form
352,594.82/486,623.88 = 207,393.68/x - Step 3: Cross multiply
352,594.82x = 486,623.88 × 207,393.68 - Step 4: Simplify right side
352,594.82x = 100,922,717,249.08 - Step 5: Solve for x
x = 100,922,717,249.08/352,594.82 - Step 6: Final answer
x = 286,228.59
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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.