Finding the Fourth Proportional to 532,086.91, 734,295.58 and 290,385.14
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Solution
The fourth proportional to 532,086.91, 734,295.58 and 290,385.14 is: 400,740.02
Step by Step Solution
- Step 1: Write the proportion equation
532,086.91 : 734,295.58 = 290,385.14 : x - Step 2: Convert to fraction form
532,086.91/734,295.58 = 290,385.14/x - Step 3: Cross multiply
532,086.91x = 734,295.58 × 290,385.14 - Step 4: Simplify right side
532,086.91x = 213,228,520,402.24 - Step 5: Solve for x
x = 213,228,520,402.24/532,086.91 - Step 6: Final answer
x = 400,740.02
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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.