Finding the Fourth Proportional to 904,942.08, 1,249,245.24 and 522,894.96
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Solution
The fourth proportional to 904,942.08, 1,249,245.24 and 522,894.96 is: 721,840.72
Step by Step Solution
- Step 1: Write the proportion equation
904,942.08 : 1,249,245.24 = 522,894.96 : x - Step 2: Convert to fraction form
904,942.08/1,249,245.24 = 522,894.96/x - Step 3: Cross multiply
904,942.08x = 1,249,245.24 × 522,894.96 - Step 4: Simplify right side
904,942.08x = 653,224,039,799.99 - Step 5: Solve for x
x = 653,224,039,799.99/904,942.08 - Step 6: Final answer
x = 721,840.72
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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.