Finding the Fourth Proportional to 465,276.05, 694,762.29 and 369,430.77
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Solution
The fourth proportional to 465,276.05, 694,762.29 and 369,430.77 is: 551,643.63
Step by Step Solution
- Step 1: Write the proportion equation
465,276.05 : 694,762.29 = 369,430.77 : x - Step 2: Convert to fraction form
465,276.05/694,762.29 = 369,430.77/x - Step 3: Cross multiply
465,276.05x = 694,762.29 × 369,430.77 - Step 4: Simplify right side
465,276.05x = 256,666,568,685.24 - Step 5: Solve for x
x = 256,666,568,685.24/465,276.05 - Step 6: Final answer
x = 551,643.63
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.