Finding the Fourth Proportional to 525,102.99, 787,794.63 and 188,177.70
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Solution
The fourth proportional to 525,102.99, 787,794.63 and 188,177.70 is: 282,316.77
Step by Step Solution
- Step 1: Write the proportion equation
525,102.99 : 787,794.63 = 188,177.70 : x - Step 2: Convert to fraction form
525,102.99/787,794.63 = 188,177.70/x - Step 3: Cross multiply
525,102.99x = 787,794.63 × 188,177.70 - Step 4: Simplify right side
525,102.99x = 148,245,381,545.75 - Step 5: Solve for x
x = 148,245,381,545.75/525,102.99 - Step 6: Final answer
x = 282,316.77
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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.