Finding the Fourth Proportional to 942,479.38, 1,413,850.47 and 302,802.49
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Solution
The fourth proportional to 942,479.38, 1,413,850.47 and 302,802.49 is: 454,245.95
Step by Step Solution
- Step 1: Write the proportion equation
942,479.38 : 1,413,850.47 = 302,802.49 : x - Step 2: Convert to fraction form
942,479.38/1,413,850.47 = 302,802.49/x - Step 3: Cross multiply
942,479.38x = 1,413,850.47 × 302,802.49 - Step 4: Simplify right side
942,479.38x = 428,117,442,803.67 - Step 5: Solve for x
x = 428,117,442,803.67/942,479.38 - Step 6: Final answer
x = 454,245.95
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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.