Finding the Fourth Proportional to 675,435.24, 1,013,152.64 and 254,612.68
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Solution
The fourth proportional to 675,435.24, 1,013,152.64 and 254,612.68 is: 381,918.94
Step by Step Solution
- Step 1: Write the proportion equation
675,435.24 : 1,013,152.64 = 254,612.68 : x - Step 2: Convert to fraction form
675,435.24/1,013,152.64 = 254,612.68/x - Step 3: Cross multiply
675,435.24x = 1,013,152.64 × 254,612.68 - Step 4: Simplify right side
675,435.24x = 257,961,508,919.48 - Step 5: Solve for x
x = 257,961,508,919.48/675,435.24 - Step 6: Final answer
x = 381,918.94
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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.