Finding the Fourth Proportional to 422,670.08, 583,291.76 and 229,083.97
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Solution
The fourth proportional to 422,670.08, 583,291.76 and 229,083.97 is: 316,139.70
Step by Step Solution
- Step 1: Write the proportion equation
422,670.08 : 583,291.76 = 229,083.97 : x - Step 2: Convert to fraction form
422,670.08/583,291.76 = 229,083.97/x - Step 3: Cross multiply
422,670.08x = 583,291.76 × 229,083.97 - Step 4: Simplify right side
422,670.08x = 133,622,792,049.09 - Step 5: Solve for x
x = 133,622,792,049.09/422,670.08 - Step 6: Final answer
x = 316,139.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.