Finding the Fourth Proportional to 426,755.24, 589,038.18 and 252,477.80
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Solution
The fourth proportional to 426,755.24, 589,038.18 and 252,477.80 is: 348,487.96
Step by Step Solution
- Step 1: Write the proportion equation
426,755.24 : 589,038.18 = 252,477.80 : x - Step 2: Convert to fraction form
426,755.24/589,038.18 = 252,477.80/x - Step 3: Cross multiply
426,755.24x = 589,038.18 × 252,477.80 - Step 4: Simplify right side
426,755.24x = 148,719,063,802.40 - Step 5: Solve for x
x = 148,719,063,802.40/426,755.24 - Step 6: Final answer
x = 348,487.96
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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.