Finding the Fourth Proportional to 406,000.99, 560,282.48 and 224,725.42
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Solution
The fourth proportional to 406,000.99, 560,282.48 and 224,725.42 is: 310,121.70
Step by Step Solution
- Step 1: Write the proportion equation
406,000.99 : 560,282.48 = 224,725.42 : x - Step 2: Convert to fraction form
406,000.99/560,282.48 = 224,725.42/x - Step 3: Cross multiply
406,000.99x = 560,282.48 × 224,725.42 - Step 4: Simplify right side
406,000.99x = 125,909,715,636.64 - Step 5: Solve for x
x = 125,909,715,636.64/406,000.99 - Step 6: Final answer
x = 310,121.70
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1.5x scale
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.