Finding the Fourth Proportional to 703,456.70, 971,104.98 and 471,283.41
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Solution
The fourth proportional to 703,456.70, 971,104.98 and 471,283.41 is: 650,595.37
Step by Step Solution
- Step 1: Write the proportion equation
703,456.70 : 971,104.98 = 471,283.41 : x - Step 2: Convert to fraction form
703,456.70/971,104.98 = 471,283.41/x - Step 3: Cross multiply
703,456.70x = 971,104.98 × 471,283.41 - Step 4: Simplify right side
703,456.70x = 457,665,666,442.38 - Step 5: Solve for x
x = 457,665,666,442.38/703,456.70 - Step 6: Final answer
x = 650,595.37
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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.