Finding the Fourth Proportional to 888,366.18, 1,225,945.29 and 480,468.05
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Solution
The fourth proportional to 888,366.18, 1,225,945.29 and 480,468.05 is: 663,045.89
Step by Step Solution
- Step 1: Write the proportion equation
888,366.18 : 1,225,945.29 = 480,468.05 : x - Step 2: Convert to fraction form
888,366.18/1,225,945.29 = 480,468.05/x - Step 3: Cross multiply
888,366.18x = 1,225,945.29 × 480,468.05 - Step 4: Simplify right side
888,366.18x = 589,027,550,058.25 - Step 5: Solve for x
x = 589,027,550,058.25/888,366.18 - Step 6: Final answer
x = 663,045.89
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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.