Finding the Fourth Proportional to 977,010.36, 1,348,259.49 and 547,305.87
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Solution
The fourth proportional to 977,010.36, 1,348,259.49 and 547,305.87 is: 755,273.81
Step by Step Solution
- Step 1: Write the proportion equation
977,010.36 : 1,348,259.49 = 547,305.87 : x - Step 2: Convert to fraction form
977,010.36/1,348,259.49 = 547,305.87/x - Step 3: Cross multiply
977,010.36x = 1,348,259.49 × 547,305.87 - Step 4: Simplify right side
977,010.36x = 737,910,333,160.21 - Step 5: Solve for x
x = 737,910,333,160.21/977,010.36 - Step 6: Final answer
x = 755,273.81
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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.