Finding the Fourth Proportional to 717,375.63, 989,946.45 and 411,232.53
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Solution
The fourth proportional to 717,375.63, 989,946.45 and 411,232.53 is: 567,482.59
Step by Step Solution
- Step 1: Write the proportion equation
717,375.63 : 989,946.45 = 411,232.53 : x - Step 2: Convert to fraction form
717,375.63/989,946.45 = 411,232.53/x - Step 3: Cross multiply
717,375.63x = 989,946.45 × 411,232.53 - Step 4: Simplify right side
717,375.63x = 407,098,183,198.02 - Step 5: Solve for x
x = 407,098,183,198.02/717,375.63 - Step 6: Final answer
x = 567,482.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.