Finding the Fourth Proportional to 452,479.52, 624,352.20 and 261,455.84
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Solution
The fourth proportional to 452,479.52, 624,352.20 and 261,455.84 is: 360,768.88
Step by Step Solution
- Step 1: Write the proportion equation
452,479.52 : 624,352.20 = 261,455.84 : x - Step 2: Convert to fraction form
452,479.52/624,352.20 = 261,455.84/x - Step 3: Cross multiply
452,479.52x = 624,352.20 × 261,455.84 - Step 4: Simplify right side
452,479.52x = 163,240,528,906.85 - Step 5: Solve for x
x = 163,240,528,906.85/452,479.52 - Step 6: Final answer
x = 360,768.88
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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.