Finding the Fourth Proportional to 466,539.40, 699,809.10 and 186,257.80
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Solution
The fourth proportional to 466,539.40, 699,809.10 and 186,257.80 is: 279,386.70
Step by Step Solution
- Step 1: Write the proportion equation
466,539.40 : 699,809.10 = 186,257.80 : x - Step 2: Convert to fraction form
466,539.40/699,809.10 = 186,257.80/x - Step 3: Cross multiply
466,539.40x = 699,809.10 × 186,257.80 - Step 4: Simplify right side
466,539.40x = 130,344,903,385.98 - Step 5: Solve for x
x = 130,344,903,385.98/466,539.40 - Step 6: Final answer
x = 279,386.70
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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.