Finding the Fourth Proportional to 340,987.68, 511,629.04 and 183,031.74
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Solution
The fourth proportional to 340,987.68, 511,629.04 and 183,031.74 is: 274,626.79
Step by Step Solution
- Step 1: Write the proportion equation
340,987.68 : 511,629.04 = 183,031.74 : x - Step 2: Convert to fraction form
340,987.68/511,629.04 = 183,031.74/x - Step 3: Cross multiply
340,987.68x = 511,629.04 × 183,031.74 - Step 4: Simplify right side
340,987.68x = 93,644,353,789.64 - Step 5: Solve for x
x = 93,644,353,789.64/340,987.68 - Step 6: Final answer
x = 274,626.79
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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.