Finding the Fourth Proportional to 254,809.70, 382,214.55 and 65,269.70
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Solution
The fourth proportional to 254,809.70, 382,214.55 and 65,269.70 is: 97,904.55
Step by Step Solution
- Step 1: Write the proportion equation
254,809.70 : 382,214.55 = 65,269.70 : x - Step 2: Convert to fraction form
254,809.70/382,214.55 = 65,269.70/x - Step 3: Cross multiply
254,809.70x = 382,214.55 × 65,269.70 - Step 4: Simplify right side
254,809.70x = 24,947,029,014.14 - Step 5: Solve for x
x = 24,947,029,014.14/254,809.70 - Step 6: Final answer
x = 97,904.55
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1.5x scale
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.