Finding the Fourth Proportional to 347,911.08, 480,117.36 and 211,945.02
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Solution
The fourth proportional to 347,911.08, 480,117.36 and 211,945.02 is: 292,484.17
Step by Step Solution
- Step 1: Write the proportion equation
347,911.08 : 480,117.36 = 211,945.02 : x - Step 2: Convert to fraction form
347,911.08/480,117.36 = 211,945.02/x - Step 3: Cross multiply
347,911.08x = 480,117.36 × 211,945.02 - Step 4: Simplify right side
347,911.08x = 101,758,483,467.55 - Step 5: Solve for x
x = 101,758,483,467.55/347,911.08 - Step 6: Final answer
x = 292,484.17
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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.