Finding the Fourth Proportional to 880,701.08, 1,215,367.44 and 498,801.68
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Solution
The fourth proportional to 880,701.08, 1,215,367.44 and 498,801.68 is: 688,346.29
Step by Step Solution
- Step 1: Write the proportion equation
880,701.08 : 1,215,367.44 = 498,801.68 : x - Step 2: Convert to fraction form
880,701.08/1,215,367.44 = 498,801.68/x - Step 3: Cross multiply
880,701.08x = 1,215,367.44 × 498,801.68 - Step 4: Simplify right side
880,701.08x = 606,227,320,889.30 - Step 5: Solve for x
x = 606,227,320,889.30/880,701.08 - Step 6: Final answer
x = 688,346.29
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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.