Finding the Fourth Proportional to 477,974.08, 717,069.13 and 158,125.19
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Solution
The fourth proportional to 477,974.08, 717,069.13 and 158,125.19 is: 237,223.52
Step by Step Solution
- Step 1: Write the proportion equation
477,974.08 : 717,069.13 = 158,125.19 : x - Step 2: Convert to fraction form
477,974.08/717,069.13 = 158,125.19/x - Step 3: Cross multiply
477,974.08x = 717,069.13 × 158,125.19 - Step 4: Simplify right side
477,974.08x = 113,386,693,821.75 - Step 5: Solve for x
x = 113,386,693,821.75/477,974.08 - Step 6: Final answer
x = 237,223.52
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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.