Finding the Fourth Proportional to 880,195.42, 1,214,688.99 and 536,047.48
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Solution
The fourth proportional to 880,195.42, 1,214,688.99 and 536,047.48 is: 739,757.28
Step by Step Solution
- Step 1: Write the proportion equation
880,195.42 : 1,214,688.99 = 536,047.48 : x - Step 2: Convert to fraction form
880,195.42/1,214,688.99 = 536,047.48/x - Step 3: Cross multiply
880,195.42x = 1,214,688.99 × 536,047.48 - Step 4: Simplify right side
880,195.42x = 651,130,972,073.25 - Step 5: Solve for x
x = 651,130,972,073.25/880,195.42 - Step 6: Final answer
x = 739,757.28
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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.