Finding the Fourth Proportional to 908,189.35, 1,253,236.58 and 540,646.99
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Solution
The fourth proportional to 908,189.35, 1,253,236.58 and 540,646.99 is: 746,054.31
Step by Step Solution
- Step 1: Write the proportion equation
908,189.35 : 1,253,236.58 = 540,646.99 : x - Step 2: Convert to fraction form
908,189.35/1,253,236.58 = 540,646.99/x - Step 3: Cross multiply
908,189.35x = 1,253,236.58 × 540,646.99 - Step 4: Simplify right side
908,189.35x = 677,558,578,468.71 - Step 5: Solve for x
x = 677,558,578,468.71/908,189.35 - Step 6: Final answer
x = 746,054.31
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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.