Finding the Fourth Proportional to 425,320.44, 586,952.77 and 261,915.09
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Solution
The fourth proportional to 425,320.44, 586,952.77 and 261,915.09 is: 361,449.33
Step by Step Solution
- Step 1: Write the proportion equation
425,320.44 : 586,952.77 = 261,915.09 : x - Step 2: Convert to fraction form
425,320.44/586,952.77 = 261,915.09/x - Step 3: Cross multiply
425,320.44x = 586,952.77 × 261,915.09 - Step 4: Simplify right side
425,320.44x = 153,731,787,580.30 - Step 5: Solve for x
x = 153,731,787,580.30/425,320.44 - Step 6: Final answer
x = 361,449.33
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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.