Finding the Fourth Proportional to 255,497.40, 383,246.10 and 97,644.60
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Solution
The fourth proportional to 255,497.40, 383,246.10 and 97,644.60 is: 146,466.90
Step by Step Solution
- Step 1: Write the proportion equation
255,497.40 : 383,246.10 = 97,644.60 : x - Step 2: Convert to fraction form
255,497.40/383,246.10 = 97,644.60/x - Step 3: Cross multiply
255,497.40x = 383,246.10 × 97,644.60 - Step 4: Simplify right side
255,497.40x = 37,421,912,136.06 - Step 5: Solve for x
x = 37,421,912,136.06/255,497.40 - Step 6: Final answer
x = 146,466.90
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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.