Finding the Fourth Proportional to 475,373.62, 713,062.05 and 120,387.48
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Solution
The fourth proportional to 475,373.62, 713,062.05 and 120,387.48 is: 180,581.63
Step by Step Solution
- Step 1: Write the proportion equation
475,373.62 : 713,062.05 = 120,387.48 : x - Step 2: Convert to fraction form
475,373.62/713,062.05 = 120,387.48/x - Step 3: Cross multiply
475,373.62x = 713,062.05 × 120,387.48 - Step 4: Simplify right side
475,373.62x = 85,843,743,283.13 - Step 5: Solve for x
x = 85,843,743,283.13/475,373.62 - Step 6: Final answer
x = 180,581.63
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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.