Finding the Fourth Proportional to 342,929.97, 514,428.75 and 118,260.99
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Solution
The fourth proportional to 342,929.97, 514,428.75 and 118,260.99 is: 177,403.14
Step by Step Solution
- Step 1: Write the proportion equation
342,929.97 : 514,428.75 = 118,260.99 : x - Step 2: Convert to fraction form
342,929.97/514,428.75 = 118,260.99/x - Step 3: Cross multiply
342,929.97x = 514,428.75 × 118,260.99 - Step 4: Simplify right side
342,929.97x = 60,836,853,259.46 - Step 5: Solve for x
x = 60,836,853,259.46/342,929.97 - Step 6: Final answer
x = 177,403.14
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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.