Finding the Fourth Proportional to 637,202.87, 879,333.09 and 350,716.76
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Solution
The fourth proportional to 637,202.87, 879,333.09 and 350,716.76 is: 483,985.35
Step by Step Solution
- Step 1: Write the proportion equation
637,202.87 : 879,333.09 = 350,716.76 : x - Step 2: Convert to fraction form
637,202.87/879,333.09 = 350,716.76/x - Step 3: Cross multiply
637,202.87x = 879,333.09 × 350,716.76 - Step 4: Simplify right side
637,202.87x = 308,396,852,285.59 - Step 5: Solve for x
x = 308,396,852,285.59/637,202.87 - Step 6: Final answer
x = 483,985.35
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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.