Finding the Fourth Proportional to 325,079.24, 487,497.58 and 111,786.82
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Solution
The fourth proportional to 325,079.24, 487,497.58 and 111,786.82 is: 167,638.52
Step by Step Solution
- Step 1: Write the proportion equation
325,079.24 : 487,497.58 = 111,786.82 : x - Step 2: Convert to fraction form
325,079.24/487,497.58 = 111,786.82/x - Step 3: Cross multiply
325,079.24x = 487,497.58 × 111,786.82 - Step 4: Simplify right side
325,079.24x = 54,495,804,225.90 - Step 5: Solve for x
x = 54,495,804,225.90/325,079.24 - Step 6: Final answer
x = 167,638.52
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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.