Finding the Fourth Proportional to 372,435.36, 558,658.24 and 106,195.98
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Solution
The fourth proportional to 372,435.36, 558,658.24 and 106,195.98 is: 159,295.45
Step by Step Solution
- Step 1: Write the proportion equation
372,435.36 : 558,658.24 = 106,195.98 : x - Step 2: Convert to fraction form
372,435.36/558,658.24 = 106,195.98/x - Step 3: Cross multiply
372,435.36x = 558,658.24 × 106,195.98 - Step 4: Simplify right side
372,435.36x = 59,327,259,281.88 - Step 5: Solve for x
x = 59,327,259,281.88/372,435.36 - Step 6: Final answer
x = 159,295.45
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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.