Finding the Fourth Proportional to 351,272.76, 526,909.50 and 164,415.48
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Solution
The fourth proportional to 351,272.76, 526,909.50 and 164,415.48 is: 246,623.39
Step by Step Solution
- Step 1: Write the proportion equation
351,272.76 : 526,909.50 = 164,415.48 : x - Step 2: Convert to fraction form
351,272.76/526,909.50 = 164,415.48/x - Step 3: Cross multiply
351,272.76x = 526,909.50 × 164,415.48 - Step 4: Simplify right side
351,272.76x = 86,632,078,359.06 - Step 5: Solve for x
x = 86,632,078,359.06/351,272.76 - Step 6: Final answer
x = 246,623.39
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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.