Finding the Fourth Proportional to 790,818.41, 1,185,982.27 and 285,313.67
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Solution
The fourth proportional to 790,818.41, 1,185,982.27 and 285,313.67 is: 427,881.99
Step by Step Solution
- Step 1: Write the proportion equation
790,818.41 : 1,185,982.27 = 285,313.67 : x - Step 2: Convert to fraction form
790,818.41/1,185,982.27 = 285,313.67/x - Step 3: Cross multiply
790,818.41x = 1,185,982.27 × 285,313.67 - Step 4: Simplify right side
790,818.41x = 338,376,954,008.63 - Step 5: Solve for x
x = 338,376,954,008.63/790,818.41 - Step 6: Final answer
x = 427,881.99
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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.