Finding the Fourth Proportional to 352,931.94, 529,396.65 and 153,226.26
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Solution
The fourth proportional to 352,931.94, 529,396.65 and 153,226.26 is: 229,838.84
Step by Step Solution
- Step 1: Write the proportion equation
352,931.94 : 529,396.65 = 153,226.26 : x - Step 2: Convert to fraction form
352,931.94/529,396.65 = 153,226.26/x - Step 3: Cross multiply
352,931.94x = 529,396.65 × 153,226.26 - Step 4: Simplify right side
352,931.94x = 81,117,468,736.03 - Step 5: Solve for x
x = 81,117,468,736.03/352,931.94 - Step 6: Final answer
x = 229,838.84
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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.