Finding the Fourth Proportional to 835,237.62, 1,152,628.68 and 453,264.42
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Solution
The fourth proportional to 835,237.62, 1,152,628.68 and 453,264.42 is: 625,505.31
Step by Step Solution
- Step 1: Write the proportion equation
835,237.62 : 1,152,628.68 = 453,264.42 : x - Step 2: Convert to fraction form
835,237.62/1,152,628.68 = 453,264.42/x - Step 3: Cross multiply
835,237.62x = 1,152,628.68 × 453,264.42 - Step 4: Simplify right side
835,237.62x = 522,445,570,115.57 - Step 5: Solve for x
x = 522,445,570,115.57/835,237.62 - Step 6: Final answer
x = 625,505.31
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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.