Finding the Fourth Proportional to 401,924.36, 602,465.16 and 135,593.12
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Solution
The fourth proportional to 401,924.36, 602,465.16 and 135,593.12 is: 203,247.52
Step by Step Solution
- Step 1: Write the proportion equation
401,924.36 : 602,465.16 = 135,593.12 : x - Step 2: Convert to fraction form
401,924.36/602,465.16 = 135,593.12/x - Step 3: Cross multiply
401,924.36x = 602,465.16 × 135,593.12 - Step 4: Simplify right side
401,924.36x = 81,690,130,735.70 - Step 5: Solve for x
x = 81,690,130,735.70/401,924.36 - Step 6: Final answer
x = 203,247.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.