Finding the Fourth Proportional to 365,955.84, 548,978.04 and 129,250.08
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Solution
The fourth proportional to 365,955.84, 548,978.04 and 129,250.08 is: 193,890.76
Step by Step Solution
- Step 1: Write the proportion equation
365,955.84 : 548,978.04 = 129,250.08 : x - Step 2: Convert to fraction form
365,955.84/548,978.04 = 129,250.08/x - Step 3: Cross multiply
365,955.84x = 548,978.04 × 129,250.08 - Step 4: Simplify right side
365,955.84x = 70,955,455,588.24 - Step 5: Solve for x
x = 70,955,455,588.24/365,955.84 - Step 6: Final answer
x = 193,890.76
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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.