Finding the Fourth Proportional to 824,582.08, 1,137,664.64 and 461,956.80
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Solution
The fourth proportional to 824,582.08, 1,137,664.64 and 461,956.80 is: 637,355.49
Step by Step Solution
- Step 1: Write the proportion equation
824,582.08 : 1,137,664.64 = 461,956.80 : x - Step 2: Convert to fraction form
824,582.08/1,137,664.64 = 461,956.80/x - Step 3: Cross multiply
824,582.08x = 1,137,664.64 × 461,956.80 - Step 4: Simplify right side
824,582.08x = 525,551,916,567.55 - Step 5: Solve for x
x = 525,551,916,567.55/824,582.08 - Step 6: Final answer
x = 637,355.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.