Finding the Fourth Proportional to 268,924.20, 403,386.30 and 174,445.80
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Solution
The fourth proportional to 268,924.20, 403,386.30 and 174,445.80 is: 261,668.70
Step by Step Solution
- Step 1: Write the proportion equation
268,924.20 : 403,386.30 = 174,445.80 : x - Step 2: Convert to fraction form
268,924.20/403,386.30 = 174,445.80/x - Step 3: Cross multiply
268,924.20x = 403,386.30 × 174,445.80 - Step 4: Simplify right side
268,924.20x = 70,369,045,812.54 - Step 5: Solve for x
x = 70,369,045,812.54/268,924.20 - Step 6: Final answer
x = 261,668.70
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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.