Finding the Fourth Proportional to 291,837.84, 402,674.69 and 177,176.77
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Solution
The fourth proportional to 291,837.84, 402,674.69 and 177,176.77 is: 244,466.59
Step by Step Solution
- Step 1: Write the proportion equation
291,837.84 : 402,674.69 = 177,176.77 : x - Step 2: Convert to fraction form
291,837.84/402,674.69 = 177,176.77/x - Step 3: Cross multiply
291,837.84x = 402,674.69 × 177,176.77 - Step 4: Simplify right side
291,837.84x = 71,344,600,371.21 - Step 5: Solve for x
x = 71,344,600,371.21/291,837.84 - Step 6: Final answer
x = 244,466.59
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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.