Finding the Fourth Proportional to 497,584.97, 745,283.43 and 411,216.98
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Solution
The fourth proportional to 497,584.97, 745,283.43 and 411,216.98 is: 615,921.35
Step by Step Solution
- Step 1: Write the proportion equation
497,584.97 : 745,283.43 = 411,216.98 : x - Step 2: Convert to fraction form
497,584.97/745,283.43 = 411,216.98/x - Step 3: Cross multiply
497,584.97x = 745,283.43 × 411,216.98 - Step 4: Simplify right side
497,584.97x = 306,473,203,191.85 - Step 5: Solve for x
x = 306,473,203,191.85/497,584.97 - Step 6: Final answer
x = 615,921.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.