Finding the Fourth Proportional to 340,927.95, 511,309.91 and 104,272.68
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Solution
The fourth proportional to 340,927.95, 511,309.91 and 104,272.68 is: 156,383.94
Step by Step Solution
- Step 1: Write the proportion equation
340,927.95 : 511,309.91 = 104,272.68 : x - Step 2: Convert to fraction form
340,927.95/511,309.91 = 104,272.68/x - Step 3: Cross multiply
340,927.95x = 511,309.91 × 104,272.68 - Step 4: Simplify right side
340,927.95x = 53,315,654,626.26 - Step 5: Solve for x
x = 53,315,654,626.26/340,927.95 - Step 6: Final answer
x = 156,383.94
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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.