Finding the Fourth Proportional to 442,879.68, 663,997.68 and 176,560.32
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Solution
The fourth proportional to 442,879.68, 663,997.68 and 176,560.32 is: 264,712.17
Step by Step Solution
- Step 1: Write the proportion equation
442,879.68 : 663,997.68 = 176,560.32 : x - Step 2: Convert to fraction form
442,879.68/663,997.68 = 176,560.32/x - Step 3: Cross multiply
442,879.68x = 663,997.68 × 176,560.32 - Step 4: Simplify right side
442,879.68x = 117,235,642,860.06 - Step 5: Solve for x
x = 117,235,642,860.06/442,879.68 - Step 6: Final answer
x = 264,712.17
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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.