Finding the Fourth Proportional to 294,287.12, 441,434.84 and 83,925.08
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Solution
The fourth proportional to 294,287.12, 441,434.84 and 83,925.08 is: 125,888.81
Step by Step Solution
- Step 1: Write the proportion equation
294,287.12 : 441,434.84 = 83,925.08 : x - Step 2: Convert to fraction form
294,287.12/441,434.84 = 83,925.08/x - Step 3: Cross multiply
294,287.12x = 441,434.84 × 83,925.08 - Step 4: Simplify right side
294,287.12x = 37,047,454,261.79 - Step 5: Solve for x
x = 37,047,454,261.79/294,287.12 - Step 6: Final answer
x = 125,888.81
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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.