Finding the Fourth Proportional to 274,888.60, 412,202.94 and 106,487.80
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Solution
The fourth proportional to 274,888.60, 412,202.94 and 106,487.80 is: 159,681.36
Step by Step Solution
- Step 1: Write the proportion equation
274,888.60 : 412,202.94 = 106,487.80 : x - Step 2: Convert to fraction form
274,888.60/412,202.94 = 106,487.80/x - Step 3: Cross multiply
274,888.60x = 412,202.94 × 106,487.80 - Step 4: Simplify right side
274,888.60x = 43,894,584,234.13 - Step 5: Solve for x
x = 43,894,584,234.13/274,888.60 - Step 6: Final answer
x = 159,681.36
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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.