Finding the Fourth Proportional to 294,291.12, 441,440.76 and 83,929.08
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Solution
The fourth proportional to 294,291.12, 441,440.76 and 83,929.08 is: 125,894.78
Step by Step Solution
- Step 1: Write the proportion equation
294,291.12 : 441,440.76 = 83,929.08 : x - Step 2: Convert to fraction form
294,291.12/441,440.76 = 83,929.08/x - Step 3: Cross multiply
294,291.12x = 441,440.76 × 83,929.08 - Step 4: Simplify right side
294,291.12x = 37,049,716,861.30 - Step 5: Solve for x
x = 37,049,716,861.30/294,291.12 - Step 6: Final answer
x = 125,894.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.