Finding the Fourth Proportional to 294,820.24, 442,230.44 and 107,729.68
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Solution
The fourth proportional to 294,820.24, 442,230.44 and 107,729.68 is: 161,594.55
Step by Step Solution
- Step 1: Write the proportion equation
294,820.24 : 442,230.44 = 107,729.68 : x - Step 2: Convert to fraction form
294,820.24/442,230.44 = 107,729.68/x - Step 3: Cross multiply
294,820.24x = 442,230.44 × 107,729.68 - Step 4: Simplify right side
294,820.24x = 47,641,343,787.46 - Step 5: Solve for x
x = 47,641,343,787.46/294,820.24 - Step 6: Final answer
x = 161,594.55
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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.