Finding the Fourth Proportional to 603,840.12, 904,579.20 and 497,376.96
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Solution
The fourth proportional to 603,840.12, 904,579.20 and 497,376.96 is: 745,092.68
Step by Step Solution
- Step 1: Write the proportion equation
603,840.12 : 904,579.20 = 497,376.96 : x - Step 2: Convert to fraction form
603,840.12/904,579.20 = 497,376.96/x - Step 3: Cross multiply
603,840.12x = 904,579.20 × 497,376.96 - Step 4: Simplify right side
603,840.12x = 449,916,852,575.23 - Step 5: Solve for x
x = 449,916,852,575.23/603,840.12 - Step 6: Final answer
x = 745,092.68
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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.