Finding the Fourth Proportional to 514,042.74, 709,355.83 and 284,583.92
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Solution
The fourth proportional to 514,042.74, 709,355.83 and 284,583.92 is: 392,712.99
Step by Step Solution
- Step 1: Write the proportion equation
514,042.74 : 709,355.83 = 284,583.92 : x - Step 2: Convert to fraction form
514,042.74/709,355.83 = 284,583.92/x - Step 3: Cross multiply
514,042.74x = 709,355.83 × 284,583.92 - Step 4: Simplify right side
514,042.74x = 201,871,259,051.61 - Step 5: Solve for x
x = 201,871,259,051.61/514,042.74 - Step 6: Final answer
x = 392,712.99
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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.