Finding the Fourth Proportional to 901,439.24, 1,352,070.84 and 236,591.24
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Solution
The fourth proportional to 901,439.24, 1,352,070.84 and 236,591.24 is: 354,863.76
Step by Step Solution
- Step 1: Write the proportion equation
901,439.24 : 1,352,070.84 = 236,591.24 : x - Step 2: Convert to fraction form
901,439.24/1,352,070.84 = 236,591.24/x - Step 3: Cross multiply
901,439.24x = 1,352,070.84 × 236,591.24 - Step 4: Simplify right side
901,439.24x = 319,888,116,603.44 - Step 5: Solve for x
x = 319,888,116,603.44/901,439.24 - Step 6: Final answer
x = 354,863.76
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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.