Finding the Fourth Proportional to 343,597.48, 515,444.84 and 106,964.08
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Solution
The fourth proportional to 343,597.48, 515,444.84 and 106,964.08 is: 160,461.26
Step by Step Solution
- Step 1: Write the proportion equation
343,597.48 : 515,444.84 = 106,964.08 : x - Step 2: Convert to fraction form
343,597.48/515,444.84 = 106,964.08/x - Step 3: Cross multiply
343,597.48x = 515,444.84 × 106,964.08 - Step 4: Simplify right side
343,597.48x = 55,134,083,101.35 - Step 5: Solve for x
x = 55,134,083,101.35/343,597.48 - Step 6: Final answer
x = 160,461.26
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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.