Finding the Fourth Proportional to 1,030,286.12, 1,545,664.68 and 356,366.82
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Solution
The fourth proportional to 1,030,286.12, 1,545,664.68 and 356,366.82 is: 534,631.70
Step by Step Solution
- Step 1: Write the proportion equation
1,030,286.12 : 1,545,664.68 = 356,366.82 : x - Step 2: Convert to fraction form
1,030,286.12/1,545,664.68 = 356,366.82/x - Step 3: Cross multiply
1,030,286.12x = 1,545,664.68 × 356,366.82 - Step 4: Simplify right side
1,030,286.12x = 550,823,612,594.16 - Step 5: Solve for x
x = 550,823,612,594.16/1,030,286.12 - Step 6: Final answer
x = 534,631.70
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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.