Finding the Fourth Proportional to 824,115.49, 1,236,125.35 and 247,726.32
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Solution
The fourth proportional to 824,115.49, 1,236,125.35 and 247,726.32 is: 371,575.09
Step by Step Solution
- Step 1: Write the proportion equation
824,115.49 : 1,236,125.35 = 247,726.32 : x - Step 2: Convert to fraction form
824,115.49/1,236,125.35 = 247,726.32/x - Step 3: Cross multiply
824,115.49x = 1,236,125.35 × 247,726.32 - Step 4: Simplify right side
824,115.49x = 306,220,784,014.21 - Step 5: Solve for x
x = 306,220,784,014.21/824,115.49 - Step 6: Final answer
x = 371,575.09
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1.5x scale
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.