Finding the Fourth Proportional to 578,027.76, 797,689.68 and 348,583.92
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Solution
The fourth proportional to 578,027.76, 797,689.68 and 348,583.92 is: 481,052.67
Step by Step Solution
- Step 1: Write the proportion equation
578,027.76 : 797,689.68 = 348,583.92 : x - Step 2: Convert to fraction form
578,027.76/797,689.68 = 348,583.92/x - Step 3: Cross multiply
578,027.76x = 797,689.68 × 348,583.92 - Step 4: Simplify right side
578,027.76x = 278,061,795,597.95 - Step 5: Solve for x
x = 278,061,795,597.95/578,027.76 - Step 6: Final answer
x = 481,052.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.