Finding the Fourth Proportional to 603,964.08, 906,645.96 and 324,028.08
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Solution
The fourth proportional to 603,964.08, 906,645.96 and 324,028.08 is: 486,417.59
Step by Step Solution
- Step 1: Write the proportion equation
603,964.08 : 906,645.96 = 324,028.08 : x - Step 2: Convert to fraction form
603,964.08/906,645.96 = 324,028.08/x - Step 3: Cross multiply
603,964.08x = 906,645.96 × 324,028.08 - Step 4: Simplify right side
603,964.08x = 293,778,749,658.56 - Step 5: Solve for x
x = 293,778,749,658.56/603,964.08 - Step 6: Final answer
x = 486,417.59
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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.