Finding the Fourth Proportional to 582,335.40, 873,207.70 and 266,521.80
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Solution
The fourth proportional to 582,335.40, 873,207.70 and 266,521.80 is: 399,647.50
Step by Step Solution
- Step 1: Write the proportion equation
582,335.40 : 873,207.70 = 266,521.80 : x - Step 2: Convert to fraction form
582,335.40/873,207.70 = 266,521.80/x - Step 3: Cross multiply
582,335.40x = 873,207.70 × 266,521.80 - Step 4: Simplify right side
582,335.40x = 232,728,887,977.86 - Step 5: Solve for x
x = 232,728,887,977.86/582,335.40 - Step 6: Final answer
x = 399,647.50
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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.