Finding the Fourth Proportional to 949,194.20, 1,309,888.50 and 519,474.08
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Solution
The fourth proportional to 949,194.20, 1,309,888.50 and 519,474.08 is: 716,874.51
Step by Step Solution
- Step 1: Write the proportion equation
949,194.20 : 1,309,888.50 = 519,474.08 : x - Step 2: Convert to fraction form
949,194.20/1,309,888.50 = 519,474.08/x - Step 3: Cross multiply
949,194.20x = 1,309,888.50 × 519,474.08 - Step 4: Simplify right side
949,194.20x = 680,453,123,440.08 - Step 5: Solve for x
x = 680,453,123,440.08/949,194.20 - Step 6: Final answer
x = 716,874.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.