Finding the Fourth Proportional to 467,740.74, 645,482.19 and 252,880.74
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Solution
The fourth proportional to 467,740.74, 645,482.19 and 252,880.74 is: 348,975.40
Step by Step Solution
- Step 1: Write the proportion equation
467,740.74 : 645,482.19 = 252,880.74 : x - Step 2: Convert to fraction form
467,740.74/645,482.19 = 252,880.74/x - Step 3: Cross multiply
467,740.74x = 645,482.19 × 252,880.74 - Step 4: Simplify right side
467,740.74x = 163,230,013,864.02 - Step 5: Solve for x
x = 163,230,013,864.02/467,740.74 - Step 6: Final answer
x = 348,975.40
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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.