Finding the Fourth Proportional to 556,696.08, 768,239.64 and 302,047.20
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Solution
The fourth proportional to 556,696.08, 768,239.64 and 302,047.20 is: 416,824.62
Step by Step Solution
- Step 1: Write the proportion equation
556,696.08 : 768,239.64 = 302,047.20 : x - Step 2: Convert to fraction form
556,696.08/768,239.64 = 302,047.20/x - Step 3: Cross multiply
556,696.08x = 768,239.64 × 302,047.20 - Step 4: Simplify right side
556,696.08x = 232,044,632,191.01 - Step 5: Solve for x
x = 232,044,632,191.01/556,696.08 - Step 6: Final answer
x = 416,824.62
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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.