Finding the Fourth Proportional to 775,586.68, 1,162,752.45 and 348,809.95
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Solution
The fourth proportional to 775,586.68, 1,162,752.45 and 348,809.95 is: 522,932.68
Step by Step Solution
- Step 1: Write the proportion equation
775,586.68 : 1,162,752.45 = 348,809.95 : x - Step 2: Convert to fraction form
775,586.68/1,162,752.45 = 348,809.95/x - Step 3: Cross multiply
775,586.68x = 1,162,752.45 × 348,809.95 - Step 4: Simplify right side
775,586.68x = 405,579,623,946.88 - Step 5: Solve for x
x = 405,579,623,946.88/775,586.68 - Step 6: Final answer
x = 522,932.68
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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.