Finding the Fourth Proportional to 358,763.88, 495,115.44 and 205,800.95
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Solution
The fourth proportional to 358,763.88, 495,115.44 and 205,800.95 is: 284,017.52
Step by Step Solution
- Step 1: Write the proportion equation
358,763.88 : 495,115.44 = 205,800.95 : x - Step 2: Convert to fraction form
358,763.88/495,115.44 = 205,800.95/x - Step 3: Cross multiply
358,763.88x = 495,115.44 × 205,800.95 - Step 4: Simplify right side
358,763.88x = 101,895,228,377.70 - Step 5: Solve for x
x = 101,895,228,377.70/358,763.88 - Step 6: Final answer
x = 284,017.52
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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.