Finding the Fourth Proportional to 489,224.98, 734,069.39 and 236,363.74
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Solution
The fourth proportional to 489,224.98, 734,069.39 and 236,363.74 is: 354,657.66
Step by Step Solution
- Step 1: Write the proportion equation
489,224.98 : 734,069.39 = 236,363.74 : x - Step 2: Convert to fraction form
489,224.98/734,069.39 = 236,363.74/x - Step 3: Cross multiply
489,224.98x = 734,069.39 × 236,363.74 - Step 4: Simplify right side
489,224.98x = 173,507,386,439.92 - Step 5: Solve for x
x = 173,507,386,439.92/489,224.98 - Step 6: Final answer
x = 354,657.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.