Finding the Fourth Proportional to 473,126.82, 709,700.19 and 169,540.75
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Solution
The fourth proportional to 473,126.82, 709,700.19 and 169,540.75 is: 254,314.70
Step by Step Solution
- Step 1: Write the proportion equation
473,126.82 : 709,700.19 = 169,540.75 : x - Step 2: Convert to fraction form
473,126.82/709,700.19 = 169,540.75/x - Step 3: Cross multiply
473,126.82x = 709,700.19 × 169,540.75 - Step 4: Simplify right side
473,126.82x = 120,323,102,739.09 - Step 5: Solve for x
x = 120,323,102,739.09/473,126.82 - Step 6: Final answer
x = 254,314.70
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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.