Finding the Fourth Proportional to 340,987.62, 511,628.94 and 183,031.68
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Solution
The fourth proportional to 340,987.62, 511,628.94 and 183,031.68 is: 274,626.70
Step by Step Solution
- Step 1: Write the proportion equation
340,987.62 : 511,628.94 = 183,031.68 : x - Step 2: Convert to fraction form
340,987.62/511,628.94 = 183,031.68/x - Step 3: Cross multiply
340,987.62x = 511,628.94 × 183,031.68 - Step 4: Simplify right side
340,987.62x = 93,644,304,424.82 - Step 5: Solve for x
x = 93,644,304,424.82/340,987.62 - Step 6: Final answer
x = 274,626.70
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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.