Finding the Fourth Proportional to 331,750.08, 457,815.12 and 180,847.20
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Solution
The fourth proportional to 331,750.08, 457,815.12 and 180,847.20 is: 249,569.14
Step by Step Solution
- Step 1: Write the proportion equation
331,750.08 : 457,815.12 = 180,847.20 : x - Step 2: Convert to fraction form
331,750.08/457,815.12 = 180,847.20/x - Step 3: Cross multiply
331,750.08x = 457,815.12 × 180,847.20 - Step 4: Simplify right side
331,750.08x = 82,794,582,569.66 - Step 5: Solve for x
x = 82,794,582,569.66/331,750.08 - Step 6: Final answer
x = 249,569.14
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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.