Finding the Fourth Proportional to 310,383.68, 465,901.29 and 275,070.92
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Solution
The fourth proportional to 310,383.68, 465,901.29 and 275,070.92 is: 412,895.09
Step by Step Solution
- Step 1: Write the proportion equation
310,383.68 : 465,901.29 = 275,070.92 : x - Step 2: Convert to fraction form
310,383.68/465,901.29 = 275,070.92/x - Step 3: Cross multiply
310,383.68x = 465,901.29 × 275,070.92 - Step 4: Simplify right side
310,383.68x = 128,155,894,139.98 - Step 5: Solve for x
x = 128,155,894,139.98/310,383.68 - Step 6: Final answer
x = 412,895.09
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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.