Finding the Fourth Proportional to 355,519.16, 533,307.12 and 118,863.08
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Solution
The fourth proportional to 355,519.16, 533,307.12 and 118,863.08 is: 178,304.11
Step by Step Solution
- Step 1: Write the proportion equation
355,519.16 : 533,307.12 = 118,863.08 : x - Step 2: Convert to fraction form
355,519.16/533,307.12 = 118,863.08/x - Step 3: Cross multiply
355,519.16x = 533,307.12 × 118,863.08 - Step 4: Simplify right side
355,519.16x = 63,390,526,869.13 - Step 5: Solve for x
x = 63,390,526,869.13/355,519.16 - Step 6: Final answer
x = 178,304.11
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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.