Finding the Fourth Proportional to 434,419.71, 651,738.11 and 306,585.59
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Solution
The fourth proportional to 434,419.71, 651,738.11 and 306,585.59 is: 459,954.99
Step by Step Solution
- Step 1: Write the proportion equation
434,419.71 : 651,738.11 = 306,585.59 : x - Step 2: Convert to fraction form
434,419.71/651,738.11 = 306,585.59/x - Step 3: Cross multiply
434,419.71x = 651,738.11 × 306,585.59 - Step 4: Simplify right side
434,419.71x = 199,813,513,076.25 - Step 5: Solve for x
x = 199,813,513,076.25/434,419.71 - Step 6: Final answer
x = 459,954.99
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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.