Finding the Fourth Proportional to 446,172.71, 615,719.07 and 242,223.62
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Solution
The fourth proportional to 446,172.71, 615,719.07 and 242,223.62 is: 334,268.99
Step by Step Solution
- Step 1: Write the proportion equation
446,172.71 : 615,719.07 = 242,223.62 : x - Step 2: Convert to fraction form
446,172.71/615,719.07 = 242,223.62/x - Step 3: Cross multiply
446,172.71x = 615,719.07 × 242,223.62 - Step 4: Simplify right side
446,172.71x = 149,141,698,959.84 - Step 5: Solve for x
x = 149,141,698,959.84/446,172.71 - Step 6: Final answer
x = 334,268.99
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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.