Finding the Fourth Proportional to 835,349.90, 1,152,783.97 and 453,376.68
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Solution
The fourth proportional to 835,349.90, 1,152,783.97 and 453,376.68 is: 625,660.42
Step by Step Solution
- Step 1: Write the proportion equation
835,349.90 : 1,152,783.97 = 453,376.68 : x - Step 2: Convert to fraction form
835,349.90/1,152,783.97 = 453,376.68/x - Step 3: Cross multiply
835,349.90x = 1,152,783.97 × 453,376.68 - Step 4: Simplify right side
835,349.90x = 522,645,363,619.44 - Step 5: Solve for x
x = 522,645,363,619.44/835,349.90 - Step 6: Final answer
x = 625,660.42
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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.