Finding the Fourth Proportional to 558,029.45, 836,843.47 and 193,191.99
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Solution
The fourth proportional to 558,029.45, 836,843.47 and 193,191.99 is: 289,718.50
Step by Step Solution
- Step 1: Write the proportion equation
558,029.45 : 836,843.47 = 193,191.99 : x - Step 2: Convert to fraction form
558,029.45/836,843.47 = 193,191.99/x - Step 3: Cross multiply
558,029.45x = 836,843.47 × 193,191.99 - Step 4: Simplify right side
558,029.45x = 161,671,454,804.83 - Step 5: Solve for x
x = 161,671,454,804.83/558,029.45 - Step 6: Final answer
x = 289,718.50
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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.