Finding the Fourth Proportional to 291,166.84, 401,808.99 and 163,844.56
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Solution
The fourth proportional to 291,166.84, 401,808.99 and 163,844.56 is: 226,104.79
Step by Step Solution
- Step 1: Write the proportion equation
291,166.84 : 401,808.99 = 163,844.56 : x - Step 2: Convert to fraction form
291,166.84/401,808.99 = 163,844.56/x - Step 3: Cross multiply
291,166.84x = 401,808.99 × 163,844.56 - Step 4: Simplify right side
291,166.84x = 65,834,217,170.59 - Step 5: Solve for x
x = 65,834,217,170.59/291,166.84 - Step 6: Final answer
x = 226,104.79
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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.