Finding the Fourth Proportional to 261,439.68, 392,159.50 and 182,707.68
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Solution
The fourth proportional to 261,439.68, 392,159.50 and 182,707.68 is: 274,061.51
Step by Step Solution
- Step 1: Write the proportion equation
261,439.68 : 392,159.50 = 182,707.68 : x - Step 2: Convert to fraction form
261,439.68/392,159.50 = 182,707.68/x - Step 3: Cross multiply
261,439.68x = 392,159.50 × 182,707.68 - Step 4: Simplify right side
261,439.68x = 71,650,552,434.96 - Step 5: Solve for x
x = 71,650,552,434.96/261,439.68 - Step 6: Final answer
x = 274,061.51
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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.