Finding the Fourth Proportional to 709,199, 1,063,796.07 and 176,720.40
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Solution
The fourth proportional to 709,199, 1,063,796.07 and 176,720.40 is: 265,079.99
Step by Step Solution
- Step 1: Write the proportion equation
709,199 : 1,063,796.07 = 176,720.40 : x - Step 2: Convert to fraction form
709,199/1,063,796.07 = 176,720.40/x - Step 3: Cross multiply
709,199x = 1,063,796.07 × 176,720.40 - Step 4: Simplify right side
709,199x = 187,994,467,008.83 - Step 5: Solve for x
x = 187,994,467,008.83/709,199 - Step 6: Final answer
x = 265,079.99
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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.