Finding the Fourth Proportional to 483,328.98, 667,179.99 and 322,125.21
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Solution
The fourth proportional to 483,328.98, 667,179.99 and 322,125.21 is: 444,656.75
Step by Step Solution
- Step 1: Write the proportion equation
483,328.98 : 667,179.99 = 322,125.21 : x - Step 2: Convert to fraction form
483,328.98/667,179.99 = 322,125.21/x - Step 3: Cross multiply
483,328.98x = 667,179.99 × 322,125.21 - Step 4: Simplify right side
483,328.98x = 214,915,494,386.55 - Step 5: Solve for x
x = 214,915,494,386.55/483,328.98 - Step 6: Final answer
x = 444,656.75
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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.