Finding the Fourth Proportional to 486,125.28, 729,443.97 and 249,467.94
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Solution
The fourth proportional to 486,125.28, 729,443.97 and 249,467.94 is: 374,333.31
Step by Step Solution
- Step 1: Write the proportion equation
486,125.28 : 729,443.97 = 249,467.94 : x - Step 2: Convert to fraction form
486,125.28/729,443.97 = 249,467.94/x - Step 3: Cross multiply
486,125.28x = 729,443.97 × 249,467.94 - Step 4: Simplify right side
486,125.28x = 181,972,884,541.32 - Step 5: Solve for x
x = 181,972,884,541.32/486,125.28 - Step 6: Final answer
x = 374,333.31
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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.