Finding the Fourth Proportional to 462,260.23, 637,915.96 and 258,311.65
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Solution
The fourth proportional to 462,260.23, 637,915.96 and 258,311.65 is: 356,468.31
Step by Step Solution
- Step 1: Write the proportion equation
462,260.23 : 637,915.96 = 258,311.65 : x - Step 2: Convert to fraction form
462,260.23/637,915.96 = 258,311.65/x - Step 3: Cross multiply
462,260.23x = 637,915.96 × 258,311.65 - Step 4: Simplify right side
462,260.23x = 164,781,124,188.93 - Step 5: Solve for x
x = 164,781,124,188.93/462,260.23 - Step 6: Final answer
x = 356,468.31
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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.