Finding the Fourth Proportional to 582,989.91, 872,509.62 and 358,492.53
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Solution
The fourth proportional to 582,989.91, 872,509.62 and 358,492.53 is: 536,524.18
Step by Step Solution
- Step 1: Write the proportion equation
582,989.91 : 872,509.62 = 358,492.53 : x - Step 2: Convert to fraction form
582,989.91/872,509.62 = 358,492.53/x - Step 3: Cross multiply
582,989.91x = 872,509.62 × 358,492.53 - Step 4: Simplify right side
582,989.91x = 312,788,181,123.14 - Step 5: Solve for x
x = 312,788,181,123.14/582,989.91 - Step 6: Final answer
x = 536,524.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.