Finding the Fourth Proportional to 806,840.08, 1,210,391.44 and 238,278.68
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Solution
The fourth proportional to 806,840.08, 1,210,391.44 and 238,278.68 is: 357,456.80
Step by Step Solution
- Step 1: Write the proportion equation
806,840.08 : 1,210,391.44 = 238,278.68 : x - Step 2: Convert to fraction form
806,840.08/1,210,391.44 = 238,278.68/x - Step 3: Cross multiply
806,840.08x = 1,210,391.44 × 238,278.68 - Step 4: Simplify right side
806,840.08x = 288,410,474,606.50 - Step 5: Solve for x
x = 288,410,474,606.50/806,840.08 - Step 6: Final answer
x = 357,456.80
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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.