Finding the Fourth Proportional to 492,125.13, 679,132.67 and 265,770.63
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Solution
The fourth proportional to 492,125.13, 679,132.67 and 265,770.63 is: 366,763.46
Step by Step Solution
- Step 1: Write the proportion equation
492,125.13 : 679,132.67 = 265,770.63 : x - Step 2: Convert to fraction form
492,125.13/679,132.67 = 265,770.63/x - Step 3: Cross multiply
492,125.13x = 679,132.67 × 265,770.63 - Step 4: Simplify right side
492,125.13x = 180,493,517,559.48 - Step 5: Solve for x
x = 180,493,517,559.48/492,125.13 - Step 6: Final answer
x = 366,763.46
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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.