Finding the Fourth Proportional to 322,903.44, 484,428.84 and 98,295.68
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Solution
The fourth proportional to 322,903.44, 484,428.84 and 98,295.68 is: 147,465.95
Step by Step Solution
- Step 1: Write the proportion equation
322,903.44 : 484,428.84 = 98,295.68 : x - Step 2: Convert to fraction form
322,903.44/484,428.84 = 98,295.68/x - Step 3: Cross multiply
322,903.44x = 484,428.84 × 98,295.68 - Step 4: Simplify right side
322,903.44x = 47,617,262,239.41 - Step 5: Solve for x
x = 47,617,262,239.41/322,903.44 - Step 6: Final answer
x = 147,465.95
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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.