Finding the Fourth Proportional to 282,239.73, 423,433.35 and 163,797.30
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Solution
The fourth proportional to 282,239.73, 423,433.35 and 163,797.30 is: 245,738.75
Step by Step Solution
- Step 1: Write the proportion equation
282,239.73 : 423,433.35 = 163,797.30 : x - Step 2: Convert to fraction form
282,239.73/423,433.35 = 163,797.30/x - Step 3: Cross multiply
282,239.73x = 423,433.35 × 163,797.30 - Step 4: Simplify right side
282,239.73x = 69,357,239,459.96 - Step 5: Solve for x
x = 69,357,239,459.96/282,239.73 - Step 6: Final answer
x = 245,738.75
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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.