Finding the Fourth Proportional to 484,294.75, 668,326.74 and 269,434.75
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Solution
The fourth proportional to 484,294.75, 668,326.74 and 269,434.75 is: 371,819.95
Step by Step Solution
- Step 1: Write the proportion equation
484,294.75 : 668,326.74 = 269,434.75 : x - Step 2: Convert to fraction form
484,294.75/668,326.74 = 269,434.75/x - Step 3: Cross multiply
484,294.75x = 668,326.74 × 269,434.75 - Step 4: Simplify right side
484,294.75x = 180,070,448,110.22 - Step 5: Solve for x
x = 180,070,448,110.22/484,294.75 - Step 6: Final answer
x = 371,819.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.