Finding the Fourth Proportional to 898,137.41, 1,239,441.19 and 490,250.97
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Solution
The fourth proportional to 898,137.41, 1,239,441.19 and 490,250.97 is: 676,552.65
Step by Step Solution
- Step 1: Write the proportion equation
898,137.41 : 1,239,441.19 = 490,250.97 : x - Step 2: Convert to fraction form
898,137.41/1,239,441.19 = 490,250.97/x - Step 3: Cross multiply
898,137.41x = 1,239,441.19 × 490,250.97 - Step 4: Simplify right side
898,137.41x = 607,637,244,429.83 - Step 5: Solve for x
x = 607,637,244,429.83/898,137.41 - Step 6: Final answer
x = 676,552.65
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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.