Finding the Fourth Proportional to 480,101.67, 720,604.35 and 243,614.07
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Solution
The fourth proportional to 480,101.67, 720,604.35 and 243,614.07 is: 365,650.38
Step by Step Solution
- Step 1: Write the proportion equation
480,101.67 : 720,604.35 = 243,614.07 : x - Step 2: Convert to fraction form
480,101.67/720,604.35 = 243,614.07/x - Step 3: Cross multiply
480,101.67x = 720,604.35 × 243,614.07 - Step 4: Simplify right side
480,101.67x = 175,549,358,563.21 - Step 5: Solve for x
x = 175,549,358,563.21/480,101.67 - Step 6: Final answer
x = 365,650.38
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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.