Finding the Fourth Proportional to 291,926.84, 402,790.34 and 177,202.67
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Solution
The fourth proportional to 291,926.84, 402,790.34 and 177,202.67 is: 244,497.98
Step by Step Solution
- Step 1: Write the proportion equation
291,926.84 : 402,790.34 = 177,202.67 : x - Step 2: Convert to fraction form
291,926.84/402,790.34 = 177,202.67/x - Step 3: Cross multiply
291,926.84x = 402,790.34 × 177,202.67 - Step 4: Simplify right side
291,926.84x = 71,375,522,127.26 - Step 5: Solve for x
x = 71,375,522,127.26/291,926.84 - Step 6: Final answer
x = 244,497.98
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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.