Finding the Fourth Proportional to 343,140.36, 473,533.38 and 192,238.44
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Solution
The fourth proportional to 343,140.36, 473,533.38 and 192,238.44 is: 265,288.87
Step by Step Solution
- Step 1: Write the proportion equation
343,140.36 : 473,533.38 = 192,238.44 : x - Step 2: Convert to fraction form
343,140.36/473,533.38 = 192,238.44/x - Step 3: Cross multiply
343,140.36x = 473,533.38 × 192,238.44 - Step 4: Simplify right side
343,140.36x = 91,031,318,259.13 - Step 5: Solve for x
x = 91,031,318,259.13/343,140.36 - Step 6: Final answer
x = 265,288.87
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1.5x scale
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.