Finding the Fourth Proportional to 888,424.64, 1,226,035.68 and 486,008
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Solution
The fourth proportional to 888,424.64, 1,226,035.68 and 486,008 is: 670,696.33
Step by Step Solution
- Step 1: Write the proportion equation
888,424.64 : 1,226,035.68 = 486,008 : x - Step 2: Convert to fraction form
888,424.64/1,226,035.68 = 486,008/x - Step 3: Cross multiply
888,424.64x = 1,226,035.68 × 486,008 - Step 4: Simplify right side
888,424.64x = 595,863,148,765.44 - Step 5: Solve for x
x = 595,863,148,765.44/888,424.64 - Step 6: Final answer
x = 670,696.33
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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.