Finding the Fourth Proportional to 873,842.70, 1,311,273.81 and 368,373
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Solution
The fourth proportional to 873,842.70, 1,311,273.81 and 368,373 is: 552,774.39
Step by Step Solution
- Step 1: Write the proportion equation
873,842.70 : 1,311,273.81 = 368,373 : x - Step 2: Convert to fraction form
873,842.70/1,311,273.81 = 368,373/x - Step 3: Cross multiply
873,842.70x = 1,311,273.81 × 368,373 - Step 4: Simplify right side
873,842.70x = 483,037,867,211.13 - Step 5: Solve for x
x = 483,037,867,211.13/873,842.70 - Step 6: Final answer
x = 552,774.39
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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.