Finding the Fourth Proportional to 848,464.36, 1,170,811.56 and 499,549.70
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Solution
The fourth proportional to 848,464.36, 1,170,811.56 and 499,549.70 is: 689,337.81
Step by Step Solution
- Step 1: Write the proportion equation
848,464.36 : 1,170,811.56 = 499,549.70 : x - Step 2: Convert to fraction form
848,464.36/1,170,811.56 = 499,549.70/x - Step 3: Cross multiply
848,464.36x = 1,170,811.56 × 499,549.70 - Step 4: Simplify right side
848,464.36x = 584,878,563,554.53 - Step 5: Solve for x
x = 584,878,563,554.53/848,464.36 - Step 6: Final answer
x = 689,337.81
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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.