Finding the Fourth Proportional to 456,181.17, 629,518.84 and 252,226.71
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Solution
The fourth proportional to 456,181.17, 629,518.84 and 252,226.71 is: 348,066.68
Step by Step Solution
- Step 1: Write the proportion equation
456,181.17 : 629,518.84 = 252,226.71 : x - Step 2: Convert to fraction form
456,181.17/629,518.84 = 252,226.71/x - Step 3: Cross multiply
456,181.17x = 629,518.84 × 252,226.71 - Step 4: Simplify right side
456,181.17x = 158,781,465,265.65 - Step 5: Solve for x
x = 158,781,465,265.65/456,181.17 - Step 6: Final answer
x = 348,066.68
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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.