Finding the Fourth Proportional to 613,173.23, 919,721.96 and 228,847.26
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Solution
The fourth proportional to 613,173.23, 919,721.96 and 228,847.26 is: 343,256.75
Step by Step Solution
- Step 1: Write the proportion equation
613,173.23 : 919,721.96 = 228,847.26 : x - Step 2: Convert to fraction form
613,173.23/919,721.96 = 228,847.26/x - Step 3: Cross multiply
613,173.23x = 919,721.96 × 228,847.26 - Step 4: Simplify right side
613,173.23x = 210,475,849,363.59 - Step 5: Solve for x
x = 210,475,849,363.59/613,173.23 - Step 6: Final answer
x = 343,256.75
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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.