Finding the Fourth Proportional to 444,401.76, 613,288.08 and 243,202.08
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Solution
The fourth proportional to 444,401.76, 613,288.08 and 243,202.08 is: 335,626.34
Step by Step Solution
- Step 1: Write the proportion equation
444,401.76 : 613,288.08 = 243,202.08 : x - Step 2: Convert to fraction form
444,401.76/613,288.08 = 243,202.08/x - Step 3: Cross multiply
444,401.76x = 613,288.08 × 243,202.08 - Step 4: Simplify right side
444,401.76x = 149,152,936,695.21 - Step 5: Solve for x
x = 149,152,936,695.21/444,401.76 - Step 6: Final answer
x = 335,626.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.