Finding the Fourth Proportional to 472,629.54, 652,284.84 and 268,711.23
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Solution
The fourth proportional to 472,629.54, 652,284.84 and 268,711.23 is: 370,853.38
Step by Step Solution
- Step 1: Write the proportion equation
472,629.54 : 652,284.84 = 268,711.23 : x - Step 2: Convert to fraction form
472,629.54/652,284.84 = 268,711.23/x - Step 3: Cross multiply
472,629.54x = 652,284.84 × 268,711.23 - Step 4: Simplify right side
472,629.54x = 175,276,261,666.75 - Step 5: Solve for x
x = 175,276,261,666.75/472,629.54 - Step 6: Final answer
x = 370,853.38
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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.