Finding the Fourth Proportional to 293,551.84, 440,188.93 and 113,721.49
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Solution
The fourth proportional to 293,551.84, 440,188.93 and 113,721.49 is: 170,528.45
Step by Step Solution
- Step 1: Write the proportion equation
293,551.84 : 440,188.93 = 113,721.49 : x - Step 2: Convert to fraction form
293,551.84/440,188.93 = 113,721.49/x - Step 3: Cross multiply
293,551.84x = 440,188.93 × 113,721.49 - Step 4: Simplify right side
293,551.84x = 50,058,941,001.11 - Step 5: Solve for x
x = 50,058,941,001.11/293,551.84 - Step 6: Final answer
x = 170,528.45
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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.