Finding the Fourth Proportional to 703,593.20, 970,959.45 and 381,303.29
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Solution
The fourth proportional to 703,593.20, 970,959.45 and 381,303.29 is: 526,198.99
Step by Step Solution
- Step 1: Write the proportion equation
703,593.20 : 970,959.45 = 381,303.29 : x - Step 2: Convert to fraction form
703,593.20/970,959.45 = 381,303.29/x - Step 3: Cross multiply
703,593.20x = 970,959.45 × 381,303.29 - Step 4: Simplify right side
703,593.20x = 370,230,027,886.79 - Step 5: Solve for x
x = 370,230,027,886.79/703,593.20 - Step 6: Final answer
x = 526,198.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.