Finding the Fourth Proportional to 422,324.84, 633,549.02 and 122,766.48
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Solution
The fourth proportional to 422,324.84, 633,549.02 and 122,766.48 is: 184,167.67
Step by Step Solution
- Step 1: Write the proportion equation
422,324.84 : 633,549.02 = 122,766.48 : x - Step 2: Convert to fraction form
422,324.84/633,549.02 = 122,766.48/x - Step 3: Cross multiply
422,324.84x = 633,549.02 × 122,766.48 - Step 4: Simplify right side
422,324.84x = 77,778,582,479.02 - Step 5: Solve for x
x = 77,778,582,479.02/422,324.84 - Step 6: Final answer
x = 184,167.67
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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.