Finding the Fourth Proportional to 548,125.13, 822,178.63 and 163,874.88
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Solution
The fourth proportional to 548,125.13, 822,178.63 and 163,874.88 is: 245,809.61
Step by Step Solution
- Step 1: Write the proportion equation
548,125.13 : 822,178.63 = 163,874.88 : x - Step 2: Convert to fraction form
548,125.13/822,178.63 = 163,874.88/x - Step 3: Cross multiply
548,125.13x = 822,178.63 × 163,874.88 - Step 4: Simplify right side
548,125.13x = 134,734,426,076.24 - Step 5: Solve for x
x = 134,734,426,076.24/548,125.13 - Step 6: Final answer
x = 245,809.61
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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.