Finding the Fourth Proportional to 302,268.18, 453,345.89 and 122,306.44
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Solution
The fourth proportional to 302,268.18, 453,345.89 and 122,306.44 is: 183,436.85
Step by Step Solution
- Step 1: Write the proportion equation
302,268.18 : 453,345.89 = 122,306.44 : x - Step 2: Convert to fraction form
302,268.18/453,345.89 = 122,306.44/x - Step 3: Cross multiply
302,268.18x = 453,345.89 × 122,306.44 - Step 4: Simplify right side
302,268.18x = 55,447,121,894.53 - Step 5: Solve for x
x = 55,447,121,894.53/302,268.18 - Step 6: Final answer
x = 183,436.85
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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.