Finding the Fourth Proportional to 904,352.74, 1,247,960.93 and 536,845.59
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Solution
The fourth proportional to 904,352.74, 1,247,960.93 and 536,845.59 is: 740,819.69
Step by Step Solution
- Step 1: Write the proportion equation
904,352.74 : 1,247,960.93 = 536,845.59 : x - Step 2: Convert to fraction form
904,352.74/1,247,960.93 = 536,845.59/x - Step 3: Cross multiply
904,352.74x = 1,247,960.93 × 536,845.59 - Step 4: Simplify right side
904,352.74x = 669,962,319,078.57 - Step 5: Solve for x
x = 669,962,319,078.57/904,352.74 - Step 6: Final answer
x = 740,819.69
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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.