Finding the Fourth Proportional to 238,953.84, 329,044.48 and 233,649.80
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Solution
The fourth proportional to 238,953.84, 329,044.48 and 233,649.80 is: 321,740.70
Step by Step Solution
- Step 1: Write the proportion equation
238,953.84 : 329,044.48 = 233,649.80 : x - Step 2: Convert to fraction form
238,953.84/329,044.48 = 233,649.80/x - Step 3: Cross multiply
238,953.84x = 329,044.48 × 233,649.80 - Step 4: Simplify right side
238,953.84x = 76,881,176,943.10 - Step 5: Solve for x
x = 76,881,176,943.10/238,953.84 - Step 6: Final answer
x = 321,740.70
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1.5x scale
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.