Finding the Fourth Proportional to 748,248.08, 1,122,537.97 and 215,727.54
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Solution
The fourth proportional to 748,248.08, 1,122,537.97 and 215,727.54 is: 323,639.13
Step by Step Solution
- Step 1: Write the proportion equation
748,248.08 : 1,122,537.97 = 215,727.54 : x - Step 2: Convert to fraction form
748,248.08/1,122,537.97 = 215,727.54/x - Step 3: Cross multiply
748,248.08x = 1,122,537.97 × 215,727.54 - Step 4: Simplify right side
748,248.08x = 242,162,354,824.69 - Step 5: Solve for x
x = 242,162,354,824.69/748,248.08 - Step 6: Final answer
x = 323,639.13
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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.