Finding the Fourth Proportional to 777,901.01, 1,072,789.99 and 533,241.32
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Solution
The fourth proportional to 777,901.01, 1,072,789.99 and 533,241.32 is: 735,383.99
Step by Step Solution
- Step 1: Write the proportion equation
777,901.01 : 1,072,789.99 = 533,241.32 : x - Step 2: Convert to fraction form
777,901.01/1,072,789.99 = 533,241.32/x - Step 3: Cross multiply
777,901.01x = 1,072,789.99 × 533,241.32 - Step 4: Simplify right side
777,901.01x = 572,055,943,653.33 - Step 5: Solve for x
x = 572,055,943,653.33/777,901.01 - Step 6: Final answer
x = 735,383.99
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1.5x scale
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.