Finding the Fourth Proportional to 907,868.44, 1,361,583.96 and 402,149.80
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Solution
The fourth proportional to 907,868.44, 1,361,583.96 and 402,149.80 is: 603,127.82
Step by Step Solution
- Step 1: Write the proportion equation
907,868.44 : 1,361,583.96 = 402,149.80 : x - Step 2: Convert to fraction form
907,868.44/1,361,583.96 = 402,149.80/x - Step 3: Cross multiply
907,868.44x = 1,361,583.96 × 402,149.80 - Step 4: Simplify right side
907,868.44x = 547,560,717,197.21 - Step 5: Solve for x
x = 547,560,717,197.21/907,868.44 - Step 6: Final answer
x = 603,127.82
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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.