Finding the Fourth Proportional to 476,291.67, 657,169.36 and 269,562.70
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Solution
The fourth proportional to 476,291.67, 657,169.36 and 269,562.70 is: 371,932.49
Step by Step Solution
- Step 1: Write the proportion equation
476,291.67 : 657,169.36 = 269,562.70 : x - Step 2: Convert to fraction form
476,291.67/657,169.36 = 269,562.70/x - Step 3: Cross multiply
476,291.67x = 657,169.36 × 269,562.70 - Step 4: Simplify right side
476,291.67x = 177,148,347,038.87 - Step 5: Solve for x
x = 177,148,347,038.87/476,291.67 - Step 6: Final answer
x = 371,932.49
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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.