Finding the Fourth Proportional to 684,270.24, 1,027,336.14 and 384,961.44
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Solution
The fourth proportional to 684,270.24, 1,027,336.14 and 384,961.44 is: 577,965.80
Step by Step Solution
- Step 1: Write the proportion equation
684,270.24 : 1,027,336.14 = 384,961.44 : x - Step 2: Convert to fraction form
684,270.24/1,027,336.14 = 384,961.44/x - Step 3: Cross multiply
684,270.24x = 1,027,336.14 × 384,961.44 - Step 4: Simplify right side
684,270.24x = 395,484,799,818.44 - Step 5: Solve for x
x = 395,484,799,818.44/684,270.24 - Step 6: Final answer
x = 577,965.80
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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.