Finding the Fourth Proportional to 801,804.14, 1,106,070.21 and 495,782.69
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Solution
The fourth proportional to 801,804.14, 1,106,070.21 and 495,782.69 is: 683,920.73
Step by Step Solution
- Step 1: Write the proportion equation
801,804.14 : 1,106,070.21 = 495,782.69 : x - Step 2: Convert to fraction form
801,804.14/1,106,070.21 = 495,782.69/x - Step 3: Cross multiply
801,804.14x = 1,106,070.21 × 495,782.69 - Step 4: Simplify right side
801,804.14x = 548,370,467,952.13 - Step 5: Solve for x
x = 548,370,467,952.13/801,804.14 - Step 6: Final answer
x = 683,920.73
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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.