Finding the Fourth Proportional to 791,423.51, 1,187,135.73 and 555,818.00
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Solution
The fourth proportional to 791,423.51, 1,187,135.73 and 555,818.00 is: 833,727.32
Step by Step Solution
- Step 1: Write the proportion equation
791,423.51 : 1,187,135.73 = 555,818.00 : x - Step 2: Convert to fraction form
791,423.51/1,187,135.73 = 555,818.00/x - Step 3: Cross multiply
791,423.51x = 1,187,135.73 × 555,818.00 - Step 4: Simplify right side
791,423.51x = 659,831,401,241.46 - Step 5: Solve for x
x = 659,831,401,241.46/791,423.51 - Step 6: Final answer
x = 833,727.32
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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.