Finding the Fourth Proportional to 299,750.36, 413,931.75 and 192,507.23
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Solution
The fourth proportional to 299,750.36, 413,931.75 and 192,507.23 is: 265,837.39
Step by Step Solution
- Step 1: Write the proportion equation
299,750.36 : 413,931.75 = 192,507.23 : x - Step 2: Convert to fraction form
299,750.36/413,931.75 = 192,507.23/x - Step 3: Cross multiply
299,750.36x = 413,931.75 × 192,507.23 - Step 4: Simplify right side
299,750.36x = 79,684,854,890.66 - Step 5: Solve for x
x = 79,684,854,890.66/299,750.36 - Step 6: Final answer
x = 265,837.39
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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.