Finding the Fourth Proportional to 445,955.26, 615,418.67 and 254,972.65
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Solution
The fourth proportional to 445,955.26, 615,418.67 and 254,972.65 is: 351,862.49
Step by Step Solution
- Step 1: Write the proportion equation
445,955.26 : 615,418.67 = 254,972.65 : x - Step 2: Convert to fraction form
445,955.26/615,418.67 = 254,972.65/x - Step 3: Cross multiply
445,955.26x = 615,418.67 × 254,972.65 - Step 4: Simplify right side
445,955.26x = 156,914,928,248.26 - Step 5: Solve for x
x = 156,914,928,248.26/445,955.26 - Step 6: Final answer
x = 351,862.49
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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.