Finding the Fourth Proportional to 479,350.44, 718,340.30 and 351,991.51
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Solution
The fourth proportional to 479,350.44, 718,340.30 and 351,991.51 is: 527,483.99
Step by Step Solution
- Step 1: Write the proportion equation
479,350.44 : 718,340.30 = 351,991.51 : x - Step 2: Convert to fraction form
479,350.44/718,340.30 = 351,991.51/x - Step 3: Cross multiply
479,350.44x = 718,340.30 × 351,991.51 - Step 4: Simplify right side
479,350.44x = 252,849,684,655.01 - Step 5: Solve for x
x = 252,849,684,655.01/479,350.44 - Step 6: Final answer
x = 527,483.99
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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.