Finding the Fourth Proportional to 258,926.52, 357,267.44 and 163,563.96
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Solution
The fourth proportional to 258,926.52, 357,267.44 and 163,563.96 is: 225,685.95
Step by Step Solution
- Step 1: Write the proportion equation
258,926.52 : 357,267.44 = 163,563.96 : x - Step 2: Convert to fraction form
258,926.52/357,267.44 = 163,563.96/x - Step 3: Cross multiply
258,926.52x = 357,267.44 × 163,563.96 - Step 4: Simplify right side
258,926.52x = 58,436,077,265.46 - Step 5: Solve for x
x = 58,436,077,265.46/258,926.52 - Step 6: Final answer
x = 225,685.95
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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.