Finding the Fourth Proportional to 418,549.52, 577,682.12 and 248,750.80
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Solution
The fourth proportional to 418,549.52, 577,682.12 and 248,750.80 is: 343,325.90
Step by Step Solution
- Step 1: Write the proportion equation
418,549.52 : 577,682.12 = 248,750.80 : x - Step 2: Convert to fraction form
418,549.52/577,682.12 = 248,750.80/x - Step 3: Cross multiply
418,549.52x = 577,682.12 × 248,750.80 - Step 4: Simplify right side
418,549.52x = 143,698,889,495.70 - Step 5: Solve for x
x = 143,698,889,495.70/418,549.52 - Step 6: Final answer
x = 343,325.90
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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.