Finding the Fourth Proportional to 219,304.16, 302,645.64 and 133,233.84
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Solution
The fourth proportional to 219,304.16, 302,645.64 and 133,233.84 is: 183,866.28
Step by Step Solution
- Step 1: Write the proportion equation
219,304.16 : 302,645.64 = 133,233.84 : x - Step 2: Convert to fraction form
219,304.16/302,645.64 = 133,233.84/x - Step 3: Cross multiply
219,304.16x = 302,645.64 × 133,233.84 - Step 4: Simplify right side
219,304.16x = 40,322,640,776.46 - Step 5: Solve for x
x = 40,322,640,776.46/219,304.16 - Step 6: Final answer
x = 183,866.28
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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.