Finding the Fourth Proportional to 913,191.24, 1,259,918.22 and 550,725.96
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Solution
The fourth proportional to 913,191.24, 1,259,918.22 and 550,725.96 is: 759,829.53
Step by Step Solution
- Step 1: Write the proportion equation
913,191.24 : 1,259,918.22 = 550,725.96 : x - Step 2: Convert to fraction form
913,191.24/1,259,918.22 = 550,725.96/x - Step 3: Cross multiply
913,191.24x = 1,259,918.22 × 550,725.96 - Step 4: Simplify right side
913,191.24x = 693,869,671,230.99 - Step 5: Solve for x
x = 693,869,671,230.99/913,191.24 - Step 6: Final answer
x = 759,829.53
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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.