Finding the Fourth Proportional to 970,854.15, 1,456,279.97 and 260,882.19
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Solution
The fourth proportional to 970,854.15, 1,456,279.97 and 260,882.19 is: 391,322.95
Step by Step Solution
- Step 1: Write the proportion equation
970,854.15 : 1,456,279.97 = 260,882.19 : x - Step 2: Convert to fraction form
970,854.15/1,456,279.97 = 260,882.19/x - Step 3: Cross multiply
970,854.15x = 1,456,279.97 × 260,882.19 - Step 4: Simplify right side
970,854.15x = 379,917,510,163.02 - Step 5: Solve for x
x = 379,917,510,163.02/970,854.15 - Step 6: Final answer
x = 391,322.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.