Finding the Fourth Proportional to 298,264.80, 411,612.47 and 169,211.99
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Solution
The fourth proportional to 298,264.80, 411,612.47 and 169,211.99 is: 233,516.53
Step by Step Solution
- Step 1: Write the proportion equation
298,264.80 : 411,612.47 = 169,211.99 : x - Step 2: Convert to fraction form
298,264.80/411,612.47 = 169,211.99/x - Step 3: Cross multiply
298,264.80x = 411,612.47 × 169,211.99 - Step 4: Simplify right side
298,264.80x = 69,649,762,253.39 - Step 5: Solve for x
x = 69,649,762,253.39/298,264.80 - Step 6: Final answer
x = 233,516.53
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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.