Finding the Fourth Proportional to 322,746.08, 445,387.08 and 177,548.72
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Solution
The fourth proportional to 322,746.08, 445,387.08 and 177,548.72 is: 245,015.85
Step by Step Solution
- Step 1: Write the proportion equation
322,746.08 : 445,387.08 = 177,548.72 : x - Step 2: Convert to fraction form
322,746.08/445,387.08 = 177,548.72/x - Step 3: Cross multiply
322,746.08x = 445,387.08 × 177,548.72 - Step 4: Simplify right side
322,746.08x = 79,077,905,958.54 - Step 5: Solve for x
x = 79,077,905,958.54/322,746.08 - Step 6: Final answer
x = 245,015.85
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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.