Finding the Fourth Proportional to 401,872.66, 554,740.05 and 301,562.26
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Solution
The fourth proportional to 401,872.66, 554,740.05 and 301,562.26 is: 416,272.81
Step by Step Solution
- Step 1: Write the proportion equation
401,872.66 : 554,740.05 = 301,562.26 : x - Step 2: Convert to fraction form
401,872.66/554,740.05 = 301,562.26/x - Step 3: Cross multiply
401,872.66x = 554,740.05 × 301,562.26 - Step 4: Simplify right side
401,872.66x = 167,288,663,190.51 - Step 5: Solve for x
x = 167,288,663,190.51/401,872.66 - Step 6: Final answer
x = 416,272.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.