Finding the Fourth Proportional to 793,437.11, 1,094,956.27 and 449,263.96
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Solution
The fourth proportional to 793,437.11, 1,094,956.27 and 449,263.96 is: 619,991.66
Step by Step Solution
- Step 1: Write the proportion equation
793,437.11 : 1,094,956.27 = 449,263.96 : x - Step 2: Convert to fraction form
793,437.11/1,094,956.27 = 449,263.96/x - Step 3: Cross multiply
793,437.11x = 1,094,956.27 × 449,263.96 - Step 4: Simplify right side
793,437.11x = 491,924,389,887.03 - Step 5: Solve for x
x = 491,924,389,887.03/793,437.11 - Step 6: Final answer
x = 619,991.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.