Finding the Fourth Proportional to 880,147.08, 1,214,631.86 and 498,165.66
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Solution
The fourth proportional to 880,147.08, 1,214,631.86 and 498,165.66 is: 687,484.96
Step by Step Solution
- Step 1: Write the proportion equation
880,147.08 : 1,214,631.86 = 498,165.66 : x - Step 2: Convert to fraction form
880,147.08/1,214,631.86 = 498,165.66/x - Step 3: Cross multiply
880,147.08x = 1,214,631.86 × 498,165.66 - Step 4: Simplify right side
880,147.08x = 605,087,879,703.10 - Step 5: Solve for x
x = 605,087,879,703.10/880,147.08 - Step 6: Final answer
x = 687,484.96
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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.