Finding the Fourth Proportional to 949,568.80, 1,310,402.64 and 519,845.08
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Solution
The fourth proportional to 949,568.80, 1,310,402.64 and 519,845.08 is: 717,384.95
Step by Step Solution
- Step 1: Write the proportion equation
949,568.80 : 1,310,402.64 = 519,845.08 : x - Step 2: Convert to fraction form
949,568.80/1,310,402.64 = 519,845.08/x - Step 3: Cross multiply
949,568.80x = 1,310,402.64 × 519,845.08 - Step 4: Simplify right side
949,568.80x = 681,206,365,223.01 - Step 5: Solve for x
x = 681,206,365,223.01/949,568.80 - Step 6: Final answer
x = 717,384.95
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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.