Finding the Fourth Proportional to 466,910.08, 644,335.36 and 275,992.32
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Solution
The fourth proportional to 466,910.08, 644,335.36 and 275,992.32 is: 380,869.08
Step by Step Solution
- Step 1: Write the proportion equation
466,910.08 : 644,335.36 = 275,992.32 : x - Step 2: Convert to fraction form
466,910.08/644,335.36 = 275,992.32/x - Step 3: Cross multiply
466,910.08x = 644,335.36 × 275,992.32 - Step 4: Simplify right side
466,910.08x = 177,831,610,864.44 - Step 5: Solve for x
x = 177,831,610,864.44/466,910.08 - Step 6: Final answer
x = 380,869.08
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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.