Finding the Fourth Proportional to 451,697.84, 623,346.08 and 247,750.19
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Solution
The fourth proportional to 451,697.84, 623,346.08 and 247,750.19 is: 341,896.94
Step by Step Solution
- Step 1: Write the proportion equation
451,697.84 : 623,346.08 = 247,750.19 : x - Step 2: Convert to fraction form
451,697.84/623,346.08 = 247,750.19/x - Step 3: Cross multiply
451,697.84x = 623,346.08 × 247,750.19 - Step 4: Simplify right side
451,697.84x = 154,434,107,258.40 - Step 5: Solve for x
x = 154,434,107,258.40/451,697.84 - Step 6: Final answer
x = 341,896.94
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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.