Finding the Fourth Proportional to 317,271.06, 437,862.11 and 174,059.01
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Solution
The fourth proportional to 317,271.06, 437,862.11 and 174,059.01 is: 240,216.82
Step by Step Solution
- Step 1: Write the proportion equation
317,271.06 : 437,862.11 = 174,059.01 : x - Step 2: Convert to fraction form
317,271.06/437,862.11 = 174,059.01/x - Step 3: Cross multiply
317,271.06x = 437,862.11 × 174,059.01 - Step 4: Simplify right side
317,271.06x = 76,213,844,512.82 - Step 5: Solve for x
x = 76,213,844,512.82/317,271.06 - Step 6: Final answer
x = 240,216.82
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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.