Finding the Fourth Proportional to 375,023.21, 517,533.39 and 202,941.15
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Solution
The fourth proportional to 375,023.21, 517,533.39 and 202,941.15 is: 280,059.53
Step by Step Solution
- Step 1: Write the proportion equation
375,023.21 : 517,533.39 = 202,941.15 : x - Step 2: Convert to fraction form
375,023.21/517,533.39 = 202,941.15/x - Step 3: Cross multiply
375,023.21x = 517,533.39 × 202,941.15 - Step 4: Simplify right side
375,023.21x = 105,028,821,330.00 - Step 5: Solve for x
x = 105,028,821,330.00/375,023.21 - Step 6: Final answer
x = 280,059.53
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1.5x scale
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.