Finding the Fourth Proportional to 298,572.45, 412,030.41 and 162,606.99
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Solution
The fourth proportional to 298,572.45, 412,030.41 and 162,606.99 is: 224,397.88
Step by Step Solution
- Step 1: Write the proportion equation
298,572.45 : 412,030.41 = 162,606.99 : x - Step 2: Convert to fraction form
298,572.45/412,030.41 = 162,606.99/x - Step 3: Cross multiply
298,572.45x = 412,030.41 × 162,606.99 - Step 4: Simplify right side
298,572.45x = 66,999,024,758.57 - Step 5: Solve for x
x = 66,999,024,758.57/298,572.45 - Step 6: Final answer
x = 224,397.88
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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.