Finding the Fourth Proportional to 920,224.19, 1,269,580.70 and 532,828.16
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Solution
The fourth proportional to 920,224.19, 1,269,580.70 and 532,828.16 is: 735,112.54
Step by Step Solution
- Step 1: Write the proportion equation
920,224.19 : 1,269,580.70 = 532,828.16 : x - Step 2: Convert to fraction form
920,224.19/1,269,580.70 = 532,828.16/x - Step 3: Cross multiply
920,224.19x = 1,269,580.70 × 532,828.16 - Step 4: Simplify right side
920,224.19x = 676,468,348,097.61 - Step 5: Solve for x
x = 676,468,348,097.61/920,224.19 - Step 6: Final answer
x = 735,112.54
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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.