Finding the Fourth Proportional to 382,023.70, 573,035.55 and 97,713.70
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Solution
The fourth proportional to 382,023.70, 573,035.55 and 97,713.70 is: 146,570.55
Step by Step Solution
- Step 1: Write the proportion equation
382,023.70 : 573,035.55 = 97,713.70 : x - Step 2: Convert to fraction form
382,023.70/573,035.55 = 97,713.70/x - Step 3: Cross multiply
382,023.70x = 573,035.55 × 97,713.70 - Step 4: Simplify right side
382,023.70x = 55,993,423,822.04 - Step 5: Solve for x
x = 55,993,423,822.04/382,023.70 - Step 6: Final answer
x = 146,570.55
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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.