Finding the Fourth Proportional to 297,132.74, 410,078.24 and 176,279.12
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Solution
The fourth proportional to 297,132.74, 410,078.24 and 176,279.12 is: 243,285.99
Step by Step Solution
- Step 1: Write the proportion equation
297,132.74 : 410,078.24 = 176,279.12 : x - Step 2: Convert to fraction form
297,132.74/410,078.24 = 176,279.12/x - Step 3: Cross multiply
297,132.74x = 410,078.24 × 176,279.12 - Step 4: Simplify right side
297,132.74x = 72,288,231,536.97 - Step 5: Solve for x
x = 72,288,231,536.97/297,132.74 - Step 6: Final answer
x = 243,285.99
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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.