Finding the Fourth Proportional to 674,176.59, 930,357.36 and 368,252.82
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Solution
The fourth proportional to 674,176.59, 930,357.36 and 368,252.82 is: 508,185.43
Step by Step Solution
- Step 1: Write the proportion equation
674,176.59 : 930,357.36 = 368,252.82 : x - Step 2: Convert to fraction form
674,176.59/930,357.36 = 368,252.82/x - Step 3: Cross multiply
674,176.59x = 930,357.36 × 368,252.82 - Step 4: Simplify right side
674,176.59x = 342,606,721,427.76 - Step 5: Solve for x
x = 342,606,721,427.76/674,176.59 - Step 6: Final answer
x = 508,185.43
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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.