Finding the Fourth Proportional to 485,887.24, 670,534.50 and 271,036.36
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Solution
The fourth proportional to 485,887.24, 670,534.50 and 271,036.36 is: 374,035.82
Step by Step Solution
- Step 1: Write the proportion equation
485,887.24 : 670,534.50 = 271,036.36 : x - Step 2: Convert to fraction form
485,887.24/670,534.50 = 271,036.36/x - Step 3: Cross multiply
485,887.24x = 670,534.50 × 271,036.36 - Step 4: Simplify right side
485,887.24x = 181,739,230,134.42 - Step 5: Solve for x
x = 181,739,230,134.42/485,887.24 - Step 6: Final answer
x = 374,035.82
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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.