Finding the Fourth Proportional to 273,838.16, 377,859.36 and 152,964.08
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Solution
The fourth proportional to 273,838.16, 377,859.36 and 152,964.08 is: 211,069.59
Step by Step Solution
- Step 1: Write the proportion equation
273,838.16 : 377,859.36 = 152,964.08 : x - Step 2: Convert to fraction form
273,838.16/377,859.36 = 152,964.08/x - Step 3: Cross multiply
273,838.16x = 377,859.36 × 152,964.08 - Step 4: Simplify right side
273,838.16x = 57,798,909,371.79 - Step 5: Solve for x
x = 57,798,909,371.79/273,838.16 - Step 6: Final answer
x = 211,069.59
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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.