Finding the Fourth Proportional to 713,193.60, 996,604.80 and 713,193.60
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Solution
The fourth proportional to 713,193.60, 996,604.80 and 713,193.60 is: 996,604.80
Step by Step Solution
- Step 1: Write the proportion equation
713,193.60 : 996,604.80 = 713,193.60 : x - Step 2: Convert to fraction form
713,193.60/996,604.80 = 713,193.60/x - Step 3: Cross multiply
713,193.60x = 996,604.80 × 713,193.60 - Step 4: Simplify right side
713,193.60x = 710,772,165,089.28 - Step 5: Solve for x
x = 710,772,165,089.28/713,193.60 - Step 6: Final answer
x = 996,604.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.