Finding the Fourth Proportional to 880,228.08, 1,214,743.68 and 498,246.66
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Solution
The fourth proportional to 880,228.08, 1,214,743.68 and 498,246.66 is: 687,596.77
Step by Step Solution
- Step 1: Write the proportion equation
880,228.08 : 1,214,743.68 = 498,246.66 : x - Step 2: Convert to fraction form
880,228.08/1,214,743.68 = 498,246.66/x - Step 3: Cross multiply
880,228.08x = 1,214,743.68 × 498,246.66 - Step 4: Simplify right side
880,228.08x = 605,241,981,316.11 - Step 5: Solve for x
x = 605,241,981,316.11/880,228.08 - Step 6: Final answer
x = 687,596.77
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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.