Finding the Fourth Proportional to 508,352.67, 762,521.71 and 124,106.49
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Solution
The fourth proportional to 508,352.67, 762,521.71 and 124,106.49 is: 186,157.95
Step by Step Solution
- Step 1: Write the proportion equation
508,352.67 : 762,521.71 = 124,106.49 : x - Step 2: Convert to fraction form
508,352.67/762,521.71 = 124,106.49/x - Step 3: Cross multiply
508,352.67x = 762,521.71 × 124,106.49 - Step 4: Simplify right side
508,352.67x = 94,633,892,976.90 - Step 5: Solve for x
x = 94,633,892,976.90/508,352.67 - Step 6: Final answer
x = 186,157.95
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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.