Finding the Fourth Proportional to 435,259.44, 600,355.80 and 354,687.12
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Solution
The fourth proportional to 435,259.44, 600,355.80 and 354,687.12 is: 489,221.94
Step by Step Solution
- Step 1: Write the proportion equation
435,259.44 : 600,355.80 = 354,687.12 : x - Step 2: Convert to fraction form
435,259.44/600,355.80 = 354,687.12/x - Step 3: Cross multiply
435,259.44x = 600,355.80 × 354,687.12 - Step 4: Simplify right side
435,259.44x = 212,938,469,677.30 - Step 5: Solve for x
x = 212,938,469,677.30/435,259.44 - Step 6: Final answer
x = 489,221.94
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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.