Finding the Fourth Proportional to 442,213.44, 610,178.04 and 260,911.68
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Solution
The fourth proportional to 442,213.44, 610,178.04 and 260,911.68 is: 360,012.98
Step by Step Solution
- Step 1: Write the proportion equation
442,213.44 : 610,178.04 = 260,911.68 : x - Step 2: Convert to fraction form
442,213.44/610,178.04 = 260,911.68/x - Step 3: Cross multiply
442,213.44x = 610,178.04 × 260,911.68 - Step 4: Simplify right side
442,213.44x = 159,202,577,515.51 - Step 5: Solve for x
x = 159,202,577,515.51/442,213.44 - Step 6: Final answer
x = 360,012.98
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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.