Finding the Fourth Proportional to 485,965.14, 728,262.69 and 229,524.36
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Solution
The fourth proportional to 485,965.14, 728,262.69 and 229,524.36 is: 343,963.00
Step by Step Solution
- Step 1: Write the proportion equation
485,965.14 : 728,262.69 = 229,524.36 : x - Step 2: Convert to fraction form
485,965.14/728,262.69 = 229,524.36/x - Step 3: Cross multiply
485,965.14x = 728,262.69 × 229,524.36 - Step 4: Simplify right side
485,965.14x = 167,154,027,834.13 - Step 5: Solve for x
x = 167,154,027,834.13/485,965.14 - Step 6: Final answer
x = 343,963.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.