Finding the Fourth Proportional to 317,102.08, 475,628.64 and 117,328.72
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Solution
The fourth proportional to 317,102.08, 475,628.64 and 117,328.72 is: 175,984.02
Step by Step Solution
- Step 1: Write the proportion equation
317,102.08 : 475,628.64 = 117,328.72 : x - Step 2: Convert to fraction form
317,102.08/475,628.64 = 117,328.72/x - Step 3: Cross multiply
317,102.08x = 475,628.64 × 117,328.72 - Step 4: Simplify right side
317,102.08x = 55,804,899,526.54 - Step 5: Solve for x
x = 55,804,899,526.54/317,102.08 - Step 6: Final answer
x = 175,984.02
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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.