Finding the Fourth Proportional to 814,536.52, 1,221,313.74 and 365,176.12
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Solution
The fourth proportional to 814,536.52, 1,221,313.74 and 365,176.12 is: 547,544.04
Step by Step Solution
- Step 1: Write the proportion equation
814,536.52 : 1,221,313.74 = 365,176.12 : x - Step 2: Convert to fraction form
814,536.52/1,221,313.74 = 365,176.12/x - Step 3: Cross multiply
814,536.52x = 1,221,313.74 × 365,176.12 - Step 4: Simplify right side
814,536.52x = 445,994,612,875.89 - Step 5: Solve for x
x = 445,994,612,875.89/814,536.52 - Step 6: Final answer
x = 547,544.04
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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.