Finding the Fourth Proportional to 880,210.08, 1,214,718.84 and 498,228.66
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Solution
The fourth proportional to 880,210.08, 1,214,718.84 and 498,228.66 is: 687,571.93
Step by Step Solution
- Step 1: Write the proportion equation
880,210.08 : 1,214,718.84 = 498,228.66 : x - Step 2: Convert to fraction form
880,210.08/1,214,718.84 = 498,228.66/x - Step 3: Cross multiply
880,210.08x = 1,214,718.84 × 498,228.66 - Step 4: Simplify right side
880,210.08x = 605,207,739,929.96 - Step 5: Solve for x
x = 605,207,739,929.96/880,210.08 - Step 6: Final answer
x = 687,571.93
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1.5x scale
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.