Finding the Fourth Proportional to 575,148.73, 862,723.71 and 574,318.09
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Solution
The fourth proportional to 575,148.73, 862,723.71 and 574,318.09 is: 861,477.75
Step by Step Solution
- Step 1: Write the proportion equation
575,148.73 : 862,723.71 = 574,318.09 : x - Step 2: Convert to fraction form
575,148.73/862,723.71 = 574,318.09/x - Step 3: Cross multiply
575,148.73x = 862,723.71 × 574,318.09 - Step 4: Simplify right side
575,148.73x = 495,477,833,324.91 - Step 5: Solve for x
x = 495,477,833,324.91/575,148.73 - Step 6: Final answer
x = 861,477.75
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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.