Finding the Fourth Proportional to 579,153.63, 867,770.33 and 409,835.01
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Solution
The fourth proportional to 579,153.63, 867,770.33 and 409,835.01 is: 614,073.09
Step by Step Solution
- Step 1: Write the proportion equation
579,153.63 : 867,770.33 = 409,835.01 : x - Step 2: Convert to fraction form
579,153.63/867,770.33 = 409,835.01/x - Step 3: Cross multiply
579,153.63x = 867,770.33 × 409,835.01 - Step 4: Simplify right side
579,153.63x = 355,642,659,824.08 - Step 5: Solve for x
x = 355,642,659,824.08/579,153.63 - Step 6: Final answer
x = 614,073.09
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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.