Finding the Fourth Proportional to 674,396.06, 930,655.54 and 368,465.84
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Solution
The fourth proportional to 674,396.06, 930,655.54 and 368,465.84 is: 508,476.84
Step by Step Solution
- Step 1: Write the proportion equation
674,396.06 : 930,655.54 = 368,465.84 : x - Step 2: Convert to fraction form
674,396.06/930,655.54 = 368,465.84/x - Step 3: Cross multiply
674,396.06x = 930,655.54 × 368,465.84 - Step 4: Simplify right side
674,396.06x = 342,914,775,296.75 - Step 5: Solve for x
x = 342,914,775,296.75/674,396.06 - Step 6: Final answer
x = 508,476.84
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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.