Finding the Fourth Proportional to 914,264.26, 1,371,486.99 and 338,038.67
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Solution
The fourth proportional to 914,264.26, 1,371,486.99 and 338,038.67 is: 507,091.50
Step by Step Solution
- Step 1: Write the proportion equation
914,264.26 : 1,371,486.99 = 338,038.67 : x - Step 2: Convert to fraction form
914,264.26/1,371,486.99 = 338,038.67/x - Step 3: Cross multiply
914,264.26x = 1,371,486.99 × 338,038.67 - Step 4: Simplify right side
914,264.26x = 463,615,633,102.18 - Step 5: Solve for x
x = 463,615,633,102.18/914,264.26 - Step 6: Final answer
x = 507,091.50
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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.