Finding the Fourth Proportional to 219,304.53, 302,647.58 and 134,405.19
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Solution
The fourth proportional to 219,304.53, 302,647.58 and 134,405.19 is: 185,483.65
Step by Step Solution
- Step 1: Write the proportion equation
219,304.53 : 302,647.58 = 134,405.19 : x - Step 2: Convert to fraction form
219,304.53/302,647.58 = 134,405.19/x - Step 3: Cross multiply
219,304.53x = 302,647.58 × 134,405.19 - Step 4: Simplify right side
219,304.53x = 40,677,404,820.91 - Step 5: Solve for x
x = 40,677,404,820.91/219,304.53 - Step 6: Final answer
x = 185,483.65
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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.