Finding the Fourth Proportional to 746,343.84, 1,119,690.72 and 297,092.16
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Solution
The fourth proportional to 746,343.84, 1,119,690.72 and 297,092.16 is: 445,707.89
Step by Step Solution
- Step 1: Write the proportion equation
746,343.84 : 1,119,690.72 = 297,092.16 : x - Step 2: Convert to fraction form
746,343.84/1,119,690.72 = 297,092.16/x - Step 3: Cross multiply
746,343.84x = 1,119,690.72 × 297,092.16 - Step 4: Simplify right side
746,343.84x = 332,651,334,536.76 - Step 5: Solve for x
x = 332,651,334,536.76/746,343.84 - Step 6: Final answer
x = 445,707.89
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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.