Finding the Fourth Proportional to 833,437.94, 1,250,276.08 and 257,109.98
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Solution
The fourth proportional to 833,437.94, 1,250,276.08 and 257,109.98 is: 385,701.73
Step by Step Solution
- Step 1: Write the proportion equation
833,437.94 : 1,250,276.08 = 257,109.98 : x - Step 2: Convert to fraction form
833,437.94/1,250,276.08 = 257,109.98/x - Step 3: Cross multiply
833,437.94x = 1,250,276.08 × 257,109.98 - Step 4: Simplify right side
833,437.94x = 321,458,457,923.28 - Step 5: Solve for x
x = 321,458,457,923.28/833,437.94 - Step 6: Final answer
x = 385,701.73
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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.