Finding the Fourth Proportional to 352,293.81, 528,459.18 and 268,185.84
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Solution
The fourth proportional to 352,293.81, 528,459.18 and 268,185.84 is: 402,292.82
Step by Step Solution
- Step 1: Write the proportion equation
352,293.81 : 528,459.18 = 268,185.84 : x - Step 2: Convert to fraction form
352,293.81/528,459.18 = 268,185.84/x - Step 3: Cross multiply
352,293.81x = 528,459.18 × 268,185.84 - Step 4: Simplify right side
352,293.81x = 141,725,269,094.01 - Step 5: Solve for x
x = 141,725,269,094.01/352,293.81 - Step 6: Final answer
x = 402,292.82
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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.