Finding the Fourth Proportional to 838,156.44, 1,257,204.42 and 364,842.12
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Solution
The fourth proportional to 838,156.44, 1,257,204.42 and 364,842.12 is: 547,250.02
Step by Step Solution
- Step 1: Write the proportion equation
838,156.44 : 1,257,204.42 = 364,842.12 : x - Step 2: Convert to fraction form
838,156.44/1,257,204.42 = 364,842.12/x - Step 3: Cross multiply
838,156.44x = 1,257,204.42 × 364,842.12 - Step 4: Simplify right side
838,156.44x = 458,681,125,866.17 - Step 5: Solve for x
x = 458,681,125,866.17/838,156.44 - Step 6: Final answer
x = 547,250.02
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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.