Finding the Fourth Proportional to 406,265.77, 560,646.26 and 224,977.48
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Solution
The fourth proportional to 406,265.77, 560,646.26 and 224,977.48 is: 310,468.64
Step by Step Solution
- Step 1: Write the proportion equation
406,265.77 : 560,646.26 = 224,977.48 : x - Step 2: Convert to fraction form
406,265.77/560,646.26 = 224,977.48/x - Step 3: Cross multiply
406,265.77x = 560,646.26 × 224,977.48 - Step 4: Simplify right side
406,265.77x = 126,132,782,746.23 - Step 5: Solve for x
x = 126,132,782,746.23/406,265.77 - Step 6: Final answer
x = 310,468.64
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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.