Finding the Fourth Proportional to 418,683.41, 577,537.11 and 263,387.73
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Solution
The fourth proportional to 418,683.41, 577,537.11 and 263,387.73 is: 363,320.31
Step by Step Solution
- Step 1: Write the proportion equation
418,683.41 : 577,537.11 = 263,387.73 : x - Step 2: Convert to fraction form
418,683.41/577,537.11 = 263,387.73/x - Step 3: Cross multiply
418,683.41x = 577,537.11 × 263,387.73 - Step 4: Simplify right side
418,683.41x = 152,116,186,427.23 - Step 5: Solve for x
x = 152,116,186,427.23/418,683.41 - Step 6: Final answer
x = 363,320.31
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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.