Finding the Fourth Proportional to 546,639.24, 820,270.26 and 436,531.08
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Solution
The fourth proportional to 546,639.24, 820,270.26 and 436,531.08 is: 655,045.30
Step by Step Solution
- Step 1: Write the proportion equation
546,639.24 : 820,270.26 = 436,531.08 : x - Step 2: Convert to fraction form
546,639.24/820,270.26 = 436,531.08/x - Step 3: Cross multiply
546,639.24x = 820,270.26 × 436,531.08 - Step 4: Simplify right side
546,639.24x = 358,073,462,489.68 - Step 5: Solve for x
x = 358,073,462,489.68/546,639.24 - Step 6: Final answer
x = 655,045.30
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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.