Finding the Fourth Proportional to 930,292.15, 1,394,552.48 and 298,763.09
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Solution
The fourth proportional to 930,292.15, 1,394,552.48 and 298,763.09 is: 447,860.19
Step by Step Solution
- Step 1: Write the proportion equation
930,292.15 : 1,394,552.48 = 298,763.09 : x - Step 2: Convert to fraction form
930,292.15/1,394,552.48 = 298,763.09/x - Step 3: Cross multiply
930,292.15x = 1,394,552.48 × 298,763.09 - Step 4: Simplify right side
930,292.15x = 416,640,814,068.44 - Step 5: Solve for x
x = 416,640,814,068.44/930,292.15 - Step 6: Final answer
x = 447,860.19
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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.