Finding the Fourth Proportional to 416,866.44, 575,474.04 and 279,282.26
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Solution
The fourth proportional to 416,866.44, 575,474.04 and 279,282.26 is: 385,542.41
Step by Step Solution
- Step 1: Write the proportion equation
416,866.44 : 575,474.04 = 279,282.26 : x - Step 2: Convert to fraction form
416,866.44/575,474.04 = 279,282.26/x - Step 3: Cross multiply
416,866.44x = 575,474.04 × 279,282.26 - Step 4: Simplify right side
416,866.44x = 160,719,690,462.53 - Step 5: Solve for x
x = 160,719,690,462.53/416,866.44 - Step 6: Final answer
x = 385,542.41
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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.