Finding the Fourth Proportional to 268,925.80, 403,388.97 and 69,246.63
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Solution
The fourth proportional to 268,925.80, 403,388.97 and 69,246.63 is: 103,870.01
Step by Step Solution
- Step 1: Write the proportion equation
268,925.80 : 403,388.97 = 69,246.63 : x - Step 2: Convert to fraction form
268,925.80/403,388.97 = 69,246.63/x - Step 3: Cross multiply
268,925.80x = 403,388.97 × 69,246.63 - Step 4: Simplify right side
268,925.80x = 27,933,326,751.67 - Step 5: Solve for x
x = 27,933,326,751.67/268,925.80 - Step 6: Final answer
x = 103,870.01
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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.