Finding the Fourth Proportional to 514,284.35, 771,277.53 and 154,440.68
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Solution
The fourth proportional to 514,284.35, 771,277.53 and 154,440.68 is: 231,616.28
Step by Step Solution
- Step 1: Write the proportion equation
514,284.35 : 771,277.53 = 154,440.68 : x - Step 2: Convert to fraction form
514,284.35/771,277.53 = 154,440.68/x - Step 3: Cross multiply
514,284.35x = 771,277.53 × 154,440.68 - Step 4: Simplify right side
514,284.35x = 119,116,626,201.92 - Step 5: Solve for x
x = 119,116,626,201.92/514,284.35 - Step 6: Final answer
x = 231,616.28
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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.