Finding the Fourth Proportional to 723,337.97, 998,464.73 and 493,730.91
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Solution
The fourth proportional to 723,337.97, 998,464.73 and 493,730.91 is: 681,524.99
Step by Step Solution
- Step 1: Write the proportion equation
723,337.97 : 998,464.73 = 493,730.91 : x - Step 2: Convert to fraction form
723,337.97/998,464.73 = 493,730.91/x - Step 3: Cross multiply
723,337.97x = 998,464.73 × 493,730.91 - Step 4: Simplify right side
723,337.97x = 492,972,897,277.15 - Step 5: Solve for x
x = 492,972,897,277.15/723,337.97 - Step 6: Final answer
x = 681,524.99
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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.