Finding the Fourth Proportional to 438,502.36, 605,118.16 and 244,920.28
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Solution
The fourth proportional to 438,502.36, 605,118.16 and 244,920.28 is: 337,981.55
Step by Step Solution
- Step 1: Write the proportion equation
438,502.36 : 605,118.16 = 244,920.28 : x - Step 2: Convert to fraction form
438,502.36/605,118.16 = 244,920.28/x - Step 3: Cross multiply
438,502.36x = 605,118.16 × 244,920.28 - Step 4: Simplify right side
438,502.36x = 148,205,709,180.29 - Step 5: Solve for x
x = 148,205,709,180.29/438,502.36 - Step 6: Final answer
x = 337,981.55
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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.