Finding the Fourth Proportional to 438,587.08, 605,249.14 and 237,383.24
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Solution
The fourth proportional to 438,587.08, 605,249.14 and 237,383.24 is: 327,588.31
Step by Step Solution
- Step 1: Write the proportion equation
438,587.08 : 605,249.14 = 237,383.24 : x - Step 2: Convert to fraction form
438,587.08/605,249.14 = 237,383.24/x - Step 3: Cross multiply
438,587.08x = 605,249.14 × 237,383.24 - Step 4: Simplify right side
438,587.08x = 143,676,001,860.41 - Step 5: Solve for x
x = 143,676,001,860.41/438,587.08 - Step 6: Final answer
x = 327,588.31
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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.