Finding the Fourth Proportional to 484,457.14, 726,197.20 and 304,671.05
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Solution
The fourth proportional to 484,457.14, 726,197.20 and 304,671.05 is: 456,699.35
Step by Step Solution
- Step 1: Write the proportion equation
484,457.14 : 726,197.20 = 304,671.05 : x - Step 2: Convert to fraction form
484,457.14/726,197.20 = 304,671.05/x - Step 3: Cross multiply
484,457.14x = 726,197.20 × 304,671.05 - Step 4: Simplify right side
484,457.14x = 221,251,259,800.07 - Step 5: Solve for x
x = 221,251,259,800.07/484,457.14 - Step 6: Final answer
x = 456,699.35
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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.