Finding the Fourth Proportional to 298,332.24, 411,706.08 and 162,373.56
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Solution
The fourth proportional to 298,332.24, 411,706.08 and 162,373.56 is: 224,079.64
Step by Step Solution
- Step 1: Write the proportion equation
298,332.24 : 411,706.08 = 162,373.56 : x - Step 2: Convert to fraction form
298,332.24/411,706.08 = 162,373.56/x - Step 3: Cross multiply
298,332.24x = 411,706.08 × 162,373.56 - Step 4: Simplify right side
298,332.24x = 66,850,181,883.24 - Step 5: Solve for x
x = 66,850,181,883.24/298,332.24 - Step 6: Final answer
x = 224,079.64
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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.