Finding the Fourth Proportional to 464,251.84, 640,947.14 and 303,376.12
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Solution
The fourth proportional to 464,251.84, 640,947.14 and 303,376.12 is: 418,841.76
Step by Step Solution
- Step 1: Write the proportion equation
464,251.84 : 640,947.14 = 303,376.12 : x - Step 2: Convert to fraction form
464,251.84/640,947.14 = 303,376.12/x - Step 3: Cross multiply
464,251.84x = 640,947.14 × 303,376.12 - Step 4: Simplify right side
464,251.84x = 194,448,056,458.30 - Step 5: Solve for x
x = 194,448,056,458.30/464,251.84 - Step 6: Final answer
x = 418,841.76
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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.