Finding the Fourth Proportional to 801,896.97, 1,106,617.76 and 439,333.68
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Solution
The fourth proportional to 801,896.97, 1,106,617.76 and 439,333.68 is: 606,280.44
Step by Step Solution
- Step 1: Write the proportion equation
801,896.97 : 1,106,617.76 = 439,333.68 : x - Step 2: Convert to fraction form
801,896.97/1,106,617.76 = 439,333.68/x - Step 3: Cross multiply
801,896.97x = 1,106,617.76 × 439,333.68 - Step 4: Simplify right side
801,896.97x = 486,174,448,155.17 - Step 5: Solve for x
x = 486,174,448,155.17/801,896.97 - Step 6: Final answer
x = 606,280.44
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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.