Finding the Fourth Proportional to 352,866.68, 486,958.19 and 191,721.63
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Solution
The fourth proportional to 352,866.68, 486,958.19 and 191,721.63 is: 264,577.03
Step by Step Solution
- Step 1: Write the proportion equation
352,866.68 : 486,958.19 = 191,721.63 : x - Step 2: Convert to fraction form
352,866.68/486,958.19 = 191,721.63/x - Step 3: Cross multiply
352,866.68x = 486,958.19 × 191,721.63 - Step 4: Simplify right side
352,866.68x = 93,360,416,970.04 - Step 5: Solve for x
x = 93,360,416,970.04/352,866.68 - Step 6: Final answer
x = 264,577.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.