Finding the Fourth Proportional to 833,212.77, 1,149,927.15 and 470,659.98
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Solution
The fourth proportional to 833,212.77, 1,149,927.15 and 470,659.98 is: 649,563.60
Step by Step Solution
- Step 1: Write the proportion equation
833,212.77 : 1,149,927.15 = 470,659.98 : x - Step 2: Convert to fraction form
833,212.77/1,149,927.15 = 470,659.98/x - Step 3: Cross multiply
833,212.77x = 1,149,927.15 × 470,659.98 - Step 4: Simplify right side
833,212.77x = 541,224,689,420.46 - Step 5: Solve for x
x = 541,224,689,420.46/833,212.77 - Step 6: Final answer
x = 649,563.60
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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.