Finding the Fourth Proportional to 536,274.41, 740,110.08 and 306,786.13
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Solution
The fourth proportional to 536,274.41, 740,110.08 and 306,786.13 is: 423,394.26
Step by Step Solution
- Step 1: Write the proportion equation
536,274.41 : 740,110.08 = 306,786.13 : x - Step 2: Convert to fraction form
536,274.41/740,110.08 = 306,786.13/x - Step 3: Cross multiply
536,274.41x = 740,110.08 × 306,786.13 - Step 4: Simplify right side
536,274.41x = 227,055,507,217.19 - Step 5: Solve for x
x = 227,055,507,217.19/536,274.41 - Step 6: Final answer
x = 423,394.26
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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.