Finding the Fourth Proportional to 483,509.49, 725,092.62 and 141,857.58
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Solution
The fourth proportional to 483,509.49, 725,092.62 and 141,857.58 is: 212,736.02
Step by Step Solution
- Step 1: Write the proportion equation
483,509.49 : 725,092.62 = 141,857.58 : x - Step 2: Convert to fraction form
483,509.49/725,092.62 = 141,857.58/x - Step 3: Cross multiply
483,509.49x = 725,092.62 × 141,857.58 - Step 4: Simplify right side
483,509.49x = 102,859,884,349.06 - Step 5: Solve for x
x = 102,859,884,349.06/483,509.49 - Step 6: Final answer
x = 212,736.02
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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.