Finding the Fourth Proportional to 349,276.56, 523,541.76 and 199,193.68
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Solution
The fourth proportional to 349,276.56, 523,541.76 and 199,193.68 is: 298,577.75
Step by Step Solution
- Step 1: Write the proportion equation
349,276.56 : 523,541.76 = 199,193.68 : x - Step 2: Convert to fraction form
349,276.56/523,541.76 = 199,193.68/x - Step 3: Cross multiply
349,276.56x = 523,541.76 × 199,193.68 - Step 4: Simplify right side
349,276.56x = 104,286,209,808.08 - Step 5: Solve for x
x = 104,286,209,808.08/349,276.56 - Step 6: Final answer
x = 298,577.75
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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.