Finding the Fourth Proportional to 494,475.48, 745,419.34 and 461,518.41
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Solution
The fourth proportional to 494,475.48, 745,419.34 and 461,518.41 is: 695,736.72
Step by Step Solution
- Step 1: Write the proportion equation
494,475.48 : 745,419.34 = 461,518.41 : x - Step 2: Convert to fraction form
494,475.48/745,419.34 = 461,518.41/x - Step 3: Cross multiply
494,475.48x = 745,419.34 × 461,518.41 - Step 4: Simplify right side
494,475.48x = 344,024,747,426.25 - Step 5: Solve for x
x = 344,024,747,426.25/494,475.48 - Step 6: Final answer
x = 695,736.72
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.