Finding the Fourth Proportional to 791,332.74, 1,092,092.76 and 447,049.26
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Solution
The fourth proportional to 791,332.74, 1,092,092.76 and 447,049.26 is: 616,958.25
Step by Step Solution
- Step 1: Write the proportion equation
791,332.74 : 1,092,092.76 = 447,049.26 : x - Step 2: Convert to fraction form
791,332.74/1,092,092.76 = 447,049.26/x - Step 3: Cross multiply
791,332.74x = 1,092,092.76 × 447,049.26 - Step 4: Simplify right side
791,332.74x = 488,219,260,209.36 - Step 5: Solve for x
x = 488,219,260,209.36/791,332.74 - Step 6: Final answer
x = 616,958.25
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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.