Finding the Fourth Proportional to 804,298.76, 1,206,447.12 and 205,259.93
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Solution
The fourth proportional to 804,298.76, 1,206,447.12 and 205,259.93 is: 307,889.64
Step by Step Solution
- Step 1: Write the proportion equation
804,298.76 : 1,206,447.12 = 205,259.93 : x - Step 2: Convert to fraction form
804,298.76/1,206,447.12 = 205,259.93/x - Step 3: Cross multiply
804,298.76x = 1,206,447.12 × 205,259.93 - Step 4: Simplify right side
804,298.76x = 247,635,254,993.31 - Step 5: Solve for x
x = 247,635,254,993.31/804,298.76 - Step 6: Final answer
x = 307,889.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.