Finding the Fourth Proportional to 460,069.56, 634,925.04 and 278,797.38
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Solution
The fourth proportional to 460,069.56, 634,925.04 and 278,797.38 is: 384,757.99
Step by Step Solution
- Step 1: Write the proportion equation
460,069.56 : 634,925.04 = 278,797.38 : x - Step 2: Convert to fraction form
460,069.56/634,925.04 = 278,797.38/x - Step 3: Cross multiply
460,069.56x = 634,925.04 × 278,797.38 - Step 4: Simplify right side
460,069.56x = 177,015,437,648.40 - Step 5: Solve for x
x = 177,015,437,648.40/460,069.56 - Step 6: Final answer
x = 384,757.99
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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.