Finding the Fourth Proportional to 556,747.12, 835,202.88 and 201,678.52
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Solution
The fourth proportional to 556,747.12, 835,202.88 and 201,678.52 is: 302,547.56
Step by Step Solution
- Step 1: Write the proportion equation
556,747.12 : 835,202.88 = 201,678.52 : x - Step 2: Convert to fraction form
556,747.12/835,202.88 = 201,678.52/x - Step 3: Cross multiply
556,747.12x = 835,202.88 × 201,678.52 - Step 4: Simplify right side
556,747.12x = 168,442,480,738.14 - Step 5: Solve for x
x = 168,442,480,738.14/556,747.12 - Step 6: Final answer
x = 302,547.56
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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.