Finding the Fourth Proportional to 267,852.74, 401,779.10 and 208,732.66
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Solution
The fourth proportional to 267,852.74, 401,779.10 and 208,732.66 is: 313,098.99
Step by Step Solution
- Step 1: Write the proportion equation
267,852.74 : 401,779.10 = 208,732.66 : x - Step 2: Convert to fraction form
267,852.74/401,779.10 = 208,732.66/x - Step 3: Cross multiply
267,852.74x = 401,779.10 × 208,732.66 - Step 4: Simplify right side
267,852.74x = 83,864,419,792.79 - Step 5: Solve for x
x = 83,864,419,792.79/267,852.74 - Step 6: Final answer
x = 313,098.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.